1 2013-04-02 Richard Biener <rguenther@suse.de>
5 2012-05-16 Richard Guenther <rguenther@suse.de>
7 * tree-inline.c (declare_return_variable): Properly handle
8 DECL_BY_REFERENCE return vars in SSA form.
10 2013-04-01 Wei Mi <wmi@google.com>
12 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite as define_insn.
13 Truncate operand 2 using %b asm operand modifier.
14 (*<shift_insn><mode>3_mask): Ditto.
15 (*<rotate_insn><mode>3_mask): Ditto.
17 2013-04-01 Uros Bizjak <ubizjak@gmail.com>
19 * config/i386/i386.md (*movsf_internal): Change type of
20 alternatives 3,4 to imov.
22 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
24 Backport from mainline
25 2013-02-27 Andrey Belevantsev <abel@ispras.ru>
28 * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
29 when the may_trap_p bit of the exprs being merged differs.
30 Reorder tests for speculativeness in the logical and operator.
32 Backport from mainline
33 2013-03-05 Jakub Jelinek <jakub@redhat.com>
36 * sel-sched-ir.c (free_sched_pools): Release
37 succs_info_pool.stack[succs_info_pool.max_top] vectors too
38 if succs_info_pool.max_top isn't -1.
40 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
42 Backport from mainline
43 2012-02-19 Andrey Belevantsev <abel@ispras.ru>
46 * sel-sched.c: Include ira.h.
47 (implicit_clobber_conflict_p): New function.
48 (moveup_expr): Use it.
49 * Makefile.in (sel-sched.o): Depend on ira.h.
51 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
53 Backport from mainline
54 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
55 Alexander Monakov <amonakov@ispras.ru>
58 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
59 flush pending lists also on non-jumps. Adjust comment.
61 2013-03-30 Gerald Pfeifer <gerald@pfeifer.com>
63 * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
64 * doc/extend.texi (Named Address Spaces): Ditto.
65 (Variable Attributes): Ditto.
67 2013-03-28 Eric Botcazou <ebotcazou@adacore.com>
69 * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
70 general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
73 2013-03-27 Walter Lee <walt@tilera.com>
75 Backport from mainline:
76 2013-03-27 Walter Lee <walt@tilera.com>
78 * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
79 double-decrement of next_scratch_regno.
81 2013-03-27 Walter Lee <walt@tilera.com>
83 Backport from mainline:
84 2013-03-27 Walter Lee <walt@tilera.com>
86 * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
88 (insn_v1mulus): Ditto.
91 2013-03-27 Walter Lee <walt@tilera.com>
93 Backport from mainline:
94 2013-03-27 Walter Lee <walt@tilera.com>
96 * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete
98 (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
100 2013-03-27 Walter Lee <walt@tilera.com>
102 Backport from mainline:
103 2013-03-27 Walter Lee <walt@tilera.com>
105 * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute
107 (*sibcall_value): Ditto.
109 2013-03-27 Walter Lee <walt@tilera.com>
111 Backport from mainline:
112 2013-03-27 Walter Lee <walt@tilera.com>
114 * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
115 (insn_mnz_v8qi): ... this ...
116 (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the
118 (insn_v<n>mnz): Replaced by ...
119 (insn_v1mnz): ... this ...
120 (insn_v2mnz): ... and this. Replace (const_int 0) with the vector
122 (insn_mz_<mode>): Replaced by ...
123 (insn_mz_v8qi): ... this ...
124 (insn_mz_v4hi): ... and this. Replace (const_int 0) with the
126 (insn_v<n>mz): Replaced by ...
127 (insn_v1mz): ... this ...
128 (insn_v2mz): ... and this. Replace (const_int 0) with the vector
131 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
133 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
135 2013-03-26 Richard Biener <rguenther@suse.de>
137 Backport from mainline:
138 2013-03-13 Richard Biener <rguenther@suse.de>
140 PR tree-optimization/56608
141 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
142 calls when vectorizing basic-blocks.
144 2013-03-05 Richard Biener <rguenther@suse.de>
146 PR tree-optimization/56270
147 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
148 of loads after scheduling an SLP instance.
150 2013-03-26 Walter Lee <walt@tilera.com>
152 Backport from mainline:
153 2013-03-26 Walter Lee <walt@tilera.com>
155 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
156 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
158 2013-03-26 Walter Lee <walt@tilera.com>
160 Backport from mainline:
161 2013-03-25 Walter Lee <walt@tilera.com>
163 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
164 TILEGX_INSN_SHUFFLEBYTES1.
165 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
167 (tilegx_builtins): Ditto.
168 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
170 2013-03-26 Walter Lee <walt@tilera.com>
172 Backport from mainline:
173 2013-03-25 Walter Lee <walt@tilera.com>
175 * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
176 tests for constraint J, K, N, P.
178 2013-03-26 Walter Lee <walt@tilera.com>
180 Backport from mainline:
181 2013-03-25 Walter Lee <walt@tilera.com>
183 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
184 Use indirect/pcrel encoding.
185 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
188 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
190 Backport from mainline:
191 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
192 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
195 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
196 (musermode): Convert to Var(TARGET_USERMODE).
197 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
198 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
199 * config/sh/sh.c (sh_option_override): Use
200 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
201 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
203 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
205 (udivsi3_i4_single, divsi3_i4_single): Use
206 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
207 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
208 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
209 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
210 (SUBTARGET_OVERRIDE_OPTIONS): New.
212 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
214 Backport from mainline:
215 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
217 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
218 to m2a-single instead of m2e.
220 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
223 * config/i386/i386.h (ix86_args): Define only if USED_FOR_TARGET
226 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
229 * config/i386/i386.c (init_cumulative_args): Also set
230 cum->callee_return_avx256_p.
231 (ix86_function_arg): Set cum->callee_pass_avx256_p. Set
232 cfun->machine->callee_pass_avx256_p only when MODE == VOIDmode.
234 * config/i386/i386.h (ix86_args): Add callee_pass_avx256_p and
235 callee_return_avx256_p.
237 2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
239 Backport from mainline:
240 2012-12-04 Ian Lance Taylor <iant@google.com>
242 * godump.c (find_dummy_types): Output a dummy type if we couldn't
243 output the real type.
245 2013-03-20 Jack Howarth <howarth@bromo.med.uc.edu>
248 * doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
249 (PLUS_EXPR): Likewise.
250 * doc/cppopts.texi (--help): Likewise.
251 * doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
252 (-fdump-rtl-cprop_hardreg): Likewise.
253 (-fdump-rtl-csa): Likewise.
254 (-fdump-rtl-dce): Likewise.
255 (-fdump-rtl-dbr): Likewise.
256 (-fdump-rtl-into_cfglayout): Likewise.
257 (-fdump-rtl-outof_cfglayout): Likewise.
259 2013-03-18 Richard Earnshaw <rearnsha@arm.com>
262 * config/arm/arm.c (shift_op): Validate RTL pattern on the fly.
263 (arm_print_operand, case 'S'): Don't use shift_operator to validate
266 2013-03-14 Seth LaForge <sethml@google.com>
269 Backport from mainline
270 2012-10-22 Julian Brown <julian@codesourcery.com>
272 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
273 VFP D registers in big-endian mode.
275 2013-03-08 Joey Ye <joey.ye@arm.com>
277 Backport from mainline
278 2013-03-06 Joey Ye <joey.ye@arm.com>
281 * gcc.c (convert_white_space): New function.
282 (main): Handles white space in function name.
284 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
286 Backport from mainline
287 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
290 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
291 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
292 to SH_DIV_CALL_TABLE for TARGET_SH2.
293 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
295 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
296 mdiv= call-div1, call-fp, call-table options.
298 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
300 * config.gcc (arm*-*-rtemself*): New.
301 (arm*-*-rtems*): Removed.
302 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
303 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
305 2013-03-01 Richard Biener <rguenther@suse.de>
307 Backport from mainline
308 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
310 PR tree-optimization/55481
311 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
312 back to general rewriting if we cannot leave an original biv
315 2013-03-01 Richard Biener <rguenther@suse.de>
317 Backport from mainline
318 2012-04-10 Richard Guenther <rguenther@suse.de>
321 * gimple-low.c (gimple_check_call_args): Properly account for
322 compatible aggregate types.
324 2013-02-26 Nick Clifton <nickc@redhat.com>
327 Import this patch from the mainline:
329 2012-08-17 Nick Clifton <nickc@redhat.com>
331 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
332 (branch_true): Likewise.
333 (branch_false): Likewise.
335 2013-02-26 Jakub Jelinek <jakub@redhat.com>
337 PR tree-optimization/56443
338 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
339 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
340 to type_for_mode langhook.
342 2013-02-21 Jakub Jelinek <jakub@redhat.com>
345 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
348 2013-02-19 Jakub Jelinek <jakub@redhat.com>
350 Backported from mainline
351 2013-02-19 Jakub Jelinek <jakub@redhat.com>
353 PR tree-optimization/56350
354 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
355 if haven't found reduction or nested cycle operand, rather than
356 asserting we must find it.
358 PR tree-optimization/56381
359 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
362 2013-02-08 Jakub Jelinek <jakub@redhat.com>
364 PR tree-optimization/56250
365 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
366 if type is unsigned and code isn't MULT_EXPR.
368 2013-02-06 Jakub Jelinek <jakub@redhat.com>
371 * omp-low.c (use_pointer_for_field): Return false if
372 lower_send_shared_vars doesn't generate any copy-out code.
374 2012-11-27 Jakub Jelinek <jakub@redhat.com>
376 PR tree-optimization/55110
377 * tree-vect-loop.c (vectorizable_reduction): Don't assert
378 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
380 2013-02-18 Richard Biener <rguenther@suse.de>
383 2013-02-04 Richard Biener <rguenther@suse.de>
385 Backport from mainline
386 2012-07-04 Richard Guenther <rguenther@suse.de>
388 PR tree-optimization/53844
389 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
390 the loop virtual PHI.
392 2013-02-13 David S. Miller <davem@davemloft.net>
394 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
396 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
398 Backport from mainline
399 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
401 PR rtl-optimization/56275
402 * simplify-rtx.c (avoid_constant_pool_reference): Check that
403 offset is non-negative and less than cmode size before
404 calling simplify_subreg.
406 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
408 Backport from mainline
409 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
411 * config/i386/sse.md (FMAMODEM): New mode iterator.
412 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
413 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
415 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
417 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
418 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
419 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
421 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
423 Backport from mainline
424 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
427 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
428 If there is no implicit builtin declaration, just return NULL.
430 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
431 Michael Meissner <meissner@linux.vnet.ibm.com>
433 Backport from mainline
434 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
435 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
437 2013-02-07 David S. Miller <davem@davemloft.net>
439 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
441 * var-tracking.c (vt_add_function_parameter): Test the presence of
442 HAVE_window_save properly and do not remap argument registers when
443 we have a leaf function.
445 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
447 Backport from mainline
448 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
451 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
453 * config/i386/i386.c (ix86_print_operand): Ditto.
455 2013-02-07 Alan Modra <amodra@gmail.com>
458 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
459 static chain, set REST_INLINE_FPRS too.
461 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
463 Backport from mainline
464 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
466 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
467 * configure: Regenerate.
469 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
471 Backport from mainline
472 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
473 Andrew Dixie <andrewd@gentrack.com>
475 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
478 2013-02-05 Richard Biener <rguenther@suse.de>
480 Backport from mainline
481 2012-12-10 Richard Biener <rguenther@suse.de>
483 PR tree-optimization/55107
484 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
485 (bitmap_set_replace_value): Add gcc_unreachable.
486 (do_regular_insertion): Re-write all_same handling. Insert
487 an assignment instead of a PHI in this case.
488 (execute_pre): Do not record constified events.
490 2013-02-05 Richard Biener <rguenther@suse.de>
492 PR tree-optimization/54767
493 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
494 backedges drop all symbolical range information.
495 (execute_vrp): Compute backedges.
497 2013-02-04 Richard Biener <rguenther@suse.de>
499 Backport from mainline
500 2012-01-11 Richard Guenther <rguenther@suse.de>
502 PR tree-optimization/44061
503 * tree-vrp.c (extract_range_basic): Compute zero as
504 value-range for __builtin_constant_p of function parameters.
506 2013-01-08 Jakub Jelinek <jakub@redhat.com>
509 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
511 2013-02-04 Richard Biener <rguenther@suse.de>
513 Backport from mainline
514 2012-07-04 Richard Guenther <rguenther@suse.de>
516 PR tree-optimization/53844
517 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
518 the loop virtual PHI.
520 2012-12-13 Richard Biener <rguenther@suse.de>
523 * tree-streamer.c (record_common_node): Check that we are not
524 recursively pre-loading nodes we want to skip. Handle
525 char_type_node appearing as part of va_list_type_node.
527 2013-02-04 Richard Biener <rguenther@suse.de>
530 * gimple.h (gimple_call_builtin_class_p): New function.
531 * gimple.c (validate_call): New function.
532 (gimple_call_builtin_class_p): Likewise.
533 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
534 Use gimple_call_builtin_class_p.
535 (find_func_clobbers): Likewise.
536 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
537 (strlen_optimize_stmt): Likewise.
539 2013-02-01 Jakub Jelinek <jakub@redhat.com>
541 Backported from mainline
542 2013-01-28 Jakub Jelinek <jakub@redhat.com>
544 PR tree-optimization/56125
545 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
546 pow(x,c) into sqrt(x) * powi(x, n/2) or
547 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
549 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
550 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
553 2013-01-25 Jakub Jelinek <jakub@redhat.com>
555 PR tree-optimization/56098
556 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
557 for stmts with volatile ops.
558 (cond_store_replacement): Don't optimize if assign has volatile ops.
559 (cond_if_else_store_replacement_1): Don't optimize if either
560 then_assign or else_assign have volatile ops.
562 2013-01-23 Jakub Jelinek <jakub@redhat.com>
565 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
566 instead of cmpdi_operand for first comparison operand.
567 Don't assert that comparison operands aren't both constants.
569 2013-01-21 Jakub Jelinek <jakub@redhat.com>
571 PR tree-optimization/56051
572 * fold-const.c (fold_binary_loc): Don't fold
573 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
574 a narrowing conversion, or widening conversion from signed
577 2013-01-18 Jakub Jelinek <jakub@redhat.com>
580 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
581 the case where writing real complex part of target modifies
584 2013-01-15 Jakub Jelinek <jakub@redhat.com>
587 * function.c (thread_prologue_and_epilogue_insns): Always
588 add crtl->drap_reg to set_up_by_prologue.set, even if
589 stack_realign_drap is false.
591 2013-01-10 Jakub Jelinek <jakub@redhat.com>
593 PR tree-optimization/55921
594 * tree-complex.c (expand_complex_asm): New function.
595 (expand_complex_operations_1): Call it for GIMPLE_ASM.
597 2013-01-03 Jakub Jelinek <jakub@redhat.com>
599 PR rtl-optimization/55838
600 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
601 iv0.step, iv1.step and step.
603 2012-11-23 Jakub Jelinek <jakub@redhat.com>
606 * Makefile.in (gimple-low.o): Depend on langhooks.h.
607 * gimple-low.c: Include langhooks.c.
608 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
609 by default call lang_hooks.block_may_fallthru.
610 * langhooks.h (struct lang_hooks): Add block_may_fallthru
612 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
613 (LANG_HOOKS_INITIALIZER): Use it.
615 2012-11-20 Jakub Jelinek <jakub@redhat.com>
618 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
619 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
620 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
621 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
622 fail if the last real insn doesn't have REG_ARGS_SIZE note.
624 2012-11-17 Jakub Jelinek <jakub@redhat.com>
626 PR tree-optimization/55236
627 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
628 and signed ARG0_TYPE, force low and high to be non-NULL.
630 2012-11-13 Jakub Jelinek <jakub@redhat.com>
632 PR rtl-optimization/54127
633 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
634 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
635 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
636 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
637 REG_LABEL_TARGET and REG_LABEL_OPERAND.
639 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
641 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
642 range isn't testing for zero.
644 2013-01-29 Richard Biener <rguenther@suse.de>
646 PR tree-optimization/56113
647 * tree-ssa-structalias.c (equiv_class_lookup): Also return
649 (label_visit): Free duplicate bitmaps and record the leader instead.
650 (perform_var_substitution): Adjust.
652 2013-01-28 Serowk <serowk@yandex.ru>
655 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
656 Fix mode checks to allow for the passing of constants in the
658 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
659 Add entries in the switch statement for builtin iwmmxt vector
660 shift and rotate builtins.
662 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
664 Backport from mainline
665 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
668 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
669 operand 0 in movabs insn template for -masm=intel asm alternative.
670 (*movabs<mode>_2): Ditto for operand 1.
672 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
674 Backport from mainline
675 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
678 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
679 alternative to (o,r).
680 (*movdi_internal_rex64): Remove (!o,n) alternative.
681 (DImode immediate->memory splitter): Remove.
682 (DImode immediate->memory peephole2): Remove.
683 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
684 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
685 alternative to (!o,*r).
686 (*movtf_internal_sse): New pattern.
687 (*movxf_internal_rex64): New pattern.
688 (*movxf_internal): Disable for TARGET_64BIT.
689 (*movdf_internal_rex64): Remove (!o,F) alternative.
691 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
693 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
694 involving stack registers slightly.
696 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
698 * config/i386/constraints.md (Yf): New constraint.
699 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
700 of f constraint to conditionaly disable x87 register preferences.
701 (*movdf_internal): Ditto.
702 (*movsf_internal): Ditto.
704 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
706 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
707 (*movtf_internal_rex64): Add (!o,C) alternative
708 (*movxf_internal_rex64): Ditto.
709 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
711 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
713 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
715 2013-01-24 Martin Jambor <mjambor@suse.cz>
717 Backport from mainline
718 2013-01-04 Martin Jambor <mjambor@suse.cz>
720 PR tree-optimization/55755
721 * tree-sra.c (sra_modify_assign): Do not check that an access has no
722 children when trying to avoid producing a VIEW_CONVERT_EXPR.
724 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
726 Backport from mainline
727 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
729 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
731 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
733 PR rtl-optimization/56023
734 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
735 dependent on debug instruction.
737 2013-01-21 Martin Jambor <mjambor@suse.cz>
739 Backport from mainline
740 2013-01-17 Martin Jambor <mjambor@suse.cz>
742 PR tree-optimizations/55264
743 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
744 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
745 for virtual functions.
746 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
748 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
749 virtual methods before inlining is over.
751 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
753 Backport from mainline
754 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
757 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
758 store through atomic_store<mode>_1.
759 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
761 2013-01-16 Richard Biener <rguenther@suse.de>
764 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
765 account for bitpos when computing alignment.
767 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
769 Backport from 2013-01-14 trunk r195169.
772 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
773 etc. to 1 and not to __flash.
774 Use LL suffix for __INT24_MAX__ with -mint8.
775 Use ULL suffix for __UINT24_MAX__ with -mint8.
777 2013-01-14 Matthias Klose <doko@ubuntu.com>
779 * doc/invoke.texi: Document -print-multiarch.
780 * doc/install.texi: Document --enable-multiarch.
781 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
782 * configure.ac: Add --enable-multiarch option.
783 Substitute with_cpu, with_float.
784 * configure: Regenerate.
785 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
786 enable_multiarch, with_cpu, with_float: New macros.
787 if_multiarch: New macro, define in terms of enable_multiarch.
788 * genmultilib: Add new argument for the multiarch name.
789 * gcc.c (multiarch_dir): Define.
790 (for_each_path): Search for multiarch suffixes.
791 (driver_handle_option): Handle multiarch option.
792 (do_spec_1): Pass -imultiarch if defined.
793 (main): Print multiarch.
794 (set_multilib_dir): Separate multilib and multiarch names
795 from multilib_select.
796 (print_multilib_info): Ignore multiarch names in multilib_select.
797 * incpath.c (add_standard_paths): Search the multiarch include dirs.
798 * cppdefault.h (default_include): Document multiarch in multilib
800 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
801 include directory for multiarch directories.
802 * common.opt: New options --print-multiarch and -imultilib.
804 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
805 Include i386/t-linux.
806 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
807 Include i386/t-kfreebsd.
808 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
809 * config/i386/t-linux64: Add multiarch names in
810 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
811 * config/i386/t-gnu: New file.
812 * config/i386/t-kfreebsd: Likewise.
813 * config/i386/t-linux: Likewise.
815 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
816 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
817 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
818 for 32bit non-biarch configurations.
820 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
821 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
824 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
826 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
828 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
829 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
830 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
832 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
833 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
834 Include rs6000/t-linux for 32bit non-biarch configurations.
836 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
838 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
840 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
841 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
843 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
844 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
846 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
848 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
849 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
850 (vect_estimate_min_profitable_iter): Adjust to above fix.
851 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
853 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
855 Backport from mainline
856 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
858 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
859 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
860 documentation. Add missing '__' in front of
861 __builtin_ia32_packssdw256.
863 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
865 Backport from mainline
866 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
868 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
869 attribute of movddup insn to DF.
870 (*vec_interleave_lowv2df): Ditto.
871 (vec_dupv2df): Ditto.
873 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
875 Backport from 2013-01-07 trunk r194991, r194992.
878 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
881 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
882 (avr_addrspace_t): Add .section_name field.
883 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
885 (avr_addrspace): Same. Initialize .section_name. Remove last
886 NULL entry. Put __memx into .progmemx.data.
887 (progmem_section_prefix): Remove.
888 (avr_asm_init_sections): No need to initialize progmem_section.
889 (avr_asm_named_section): Use avr_addrspace[].section_name to get
891 (avr_asm_select_section): Ditto. And use get_unnamed_section to
892 retrieve the progmem section.
893 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
894 boundary to run over avr_addrspace[].
895 (avr_register_target_pragmas): Ditto.
897 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
899 Backport from 2013-01-07 trunk r194978.
902 * doc/install.texi (Cross-Compiler-Specific Options): Document
905 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
907 Backport from 2013-01-07 trunk r194968.
910 * config/avr/t-avr: Don't automatically rebuild
911 $(srcdir)/config/avr/t-multilib
912 $(srcdir)/config/avr/avr-tables.opt
913 (avr-mcus): New phony target to build them on request.
914 (s-avr-mlib): Remove.
915 * avr/avr-mcus.def: Adjust comments.
917 2013-01-07 Terry Guo <terry.guo@arm.com>
919 Backport from mainline
920 2012-12-19 Terry Guo <terry.guo@arm.com>
922 * config/arm/arm.c (thumb_find_work_register): Check argument
923 register number based on current PCS.
925 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
927 Backport from mainline
928 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
931 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
932 selected code model, define __code_mode_small__, __code_model_medium__,
933 __code_model_large__, __code_model_32__ or __code_model_kernel__.
934 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
935 xchg temporary register with %k. Declare temporary register as
937 [__x86_64__]: For medium and large code models, preserve %rbx register.
939 2013-01-03 Richard Henderson <rth@redhat.com>
941 * config/i386/i386.c (ix86_expand_move): Always assign to op1
942 after eliminating TLS symbols.
944 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
947 * config/pa/pa.md (movsi): Revert previous change.
948 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
951 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
954 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
957 2013-01-02 Jason Merrill <jason@redhat.com>
960 * tree.c (build_array_type_1): Revert earlier change.
962 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
965 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
968 2012-12-21 Martin Jambor <mjambor@suse.cz>
970 PR tree-optimization/55355
971 * tree-sra.c (type_internals_preclude_sra_p): Also check that
972 bit_position is small enough to fit a single HOST_WIDE_INT.
974 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
976 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
978 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
980 Backport from mainline
981 2012-10-15 Matthias Klose <doko@ubuntu.com>
983 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
984 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
986 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
987 Tomash Brechko <tomash.brechko@gmail.com>
990 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
991 handling of before and after cases.
992 * config/sparc/sync.md (atomic_store): Fix pasto.
994 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
996 * optabs.c (expand_atomic_store): Elide redundant model test.
998 2012-12-13 Richard Henderson <rth@redhat.com>
1001 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
1003 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
1006 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
1007 (tldo_stb_sp64): Likewise.
1008 (tldo_sth_sp32): Likewise.
1009 (tldo_sth_sp64): Likewise.
1010 (tldo_stw_sp32): Likewise.
1011 (tldo_stw_sp64): Likewise.
1012 (tldo_stx_sp64): Likewise.
1014 2012-12-10 Kai Tietz <ktietz@redhat.com>
1017 * print-tree.c (print_node): Cast from pointer via uintptr_t.
1019 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
1021 Backport from mainline
1022 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
1023 H.J. Lu <hongjiu.lu@intel.com>
1026 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
1027 before using it as insn or call equivalent.
1029 2012-12-06 Jason Merrill <jason@redhat.com>
1032 * tree.c (build_array_type_1): Re-layout if we found it in the
1035 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1037 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
1038 opaque cond in all call insns.
1040 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
1042 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
1043 area if the function allocates dynamic stack space.
1044 (ia64_initial_elimination_offset): Adjust offsets to above change.
1046 2012-12-03 Richard Biener <rguenther@suse.de>
1048 Backport from mainline
1049 2012-09-24 Richard Guenther <rguenther@suse.de>
1051 PR tree-optimization/53663
1052 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
1053 native encode/interpret translation on VN_WALKREWRITE.
1055 2012-12-03 Kai Tietz <ktietz@redhat.com>
1058 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
1061 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
1064 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
1066 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1068 Backport from mainline:
1069 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1072 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
1073 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
1074 (in_nullified_branch_delay): Likewise.
1075 (in_call_delay): Likewise.
1076 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
1077 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
1078 the $$sh_func_adrs call as variable. Update type of sibcalls and
1079 $$sh_func_adrs call.
1080 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
1081 length instead of adjustment. Handle negative and undefined call
1082 adjustments for insn_default_length. Remove adjustment for millicode
1083 insn with unfilled delay slot.
1084 (pa_output_millicode_call): Update for revised millicode length.
1085 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
1087 2012-11-29 Kai Tietz <ktietz@redhat.com>
1090 * prefix.c (lookup_key): Replace xmalloc/xrealloc
1091 use by XNEWVEC/XRESIZEVEC.
1093 * i386.c (get_scratch_register_on_entry): Handle
1094 thiscall-convention.
1095 (split_stack_prologue_scratch_regno): Likewise.
1096 (ix86_static_chain): Likewise.
1097 (x86_output_mi_thunk): Likewise.
1099 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
1101 Backported from mainline
1102 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
1103 Markus Trippelsdorf <markus@trippelsdorf.de>
1106 * lto-opts.c (lto_write_options): Also handle
1107 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
1108 OPT_SPECIAL_program_name.
1111 * lto-wrapper.c (merge_and_complain): Handle
1112 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
1113 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
1115 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
1117 PR rtl-optimization/55489
1118 * gcse.c (compute_transp): Precompute a canonical version
1119 of XEXP (x, 0), and pass it to canon_true_dependence.
1121 2012-11-27 Richard Biener <rguenther@suse.de>
1124 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
1125 stmt with a NOP instead of removing it.
1127 2012-11-26 Richard Biener <rguenther@suse.de>
1129 Backport from mainline
1130 2012-10-19 Richard Biener <rguenther@suse.de>
1132 PR tree-optimization/54976
1133 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1134 Robustify against odd inner_mode inputs.
1136 2012-10-12 Richard Biener <rguenther@suse.de>
1138 PR tree-optimization/54894
1139 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1140 Handle over-aligned scalar types properly.
1142 2012-10-02 Richard Guenther <rguenther@suse.de>
1145 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
1146 cleaning up the CFG.
1148 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1150 Backport from mainline
1151 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1153 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
1154 explaining the register ordering preferences.
1156 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
1157 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
1158 constraints so that the traditional floating point loads, stores,
1159 and moves are done first, then the VSX loads, stores, and moves,
1160 and finally the GPR loads, stores, and moves so that reload
1161 chooses FPRs over GPRs, and uses the traditional load/store
1162 instructions which provide an offset.
1163 (movdf_hardfloat64): Likewise.
1165 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
1167 Backported from mainline
1168 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
1169 H.J. Lu <hongjiu.lu@intel.com>
1172 * config/i386/i386.c (legitimize_pic_address): Properly handle
1174 (ix86_print_operand_address): Set code to 'k' when forcing
1175 addr32 prefix. For x32, zero-extend negative displacement if
1178 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
1180 * common.opt (fvar-tracking-uninit): Document.
1181 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
1182 * config/darwin.c (darwin_override_options): Likewise.
1184 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
1186 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
1187 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
1189 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1191 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
1193 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1195 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
1198 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
1200 Backport from mainline
1201 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1203 * config/i386/i386.c (ix86_init_machine_status): Do not
1204 explicitly clear tls_descriptor_call_expanded_p again.
1206 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1208 * config/i386/sse.md
1209 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
1210 as read and written by the instruction.
1212 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1214 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
1215 (ix86_instantiate_decls): New function.
1216 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
1217 stack slot instead of SLOT_VIRTUAL.
1218 <case IX86_BUILTIN_STMXCSR>: Ditto.
1219 (assign_386_stack_local): Do not assert when virtual slot is valid.
1220 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
1221 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
1222 (truncxf<mode>2): Ditto.
1223 (floatunssi<mode>2): Ditto.
1224 (isinf<mode>2): Ditto.
1225 * config/i386/sync.md (atomic_load<mode>): Ditto.
1226 (atomic_store<mode>): Ditto.
1228 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
1231 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
1232 the argument is itself a conditional expression.
1234 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
1236 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
1239 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
1241 PR tree-optimization/54986
1242 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
1243 conversions on entry but add them back on exit if needed.
1245 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
1248 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
1250 (print_reg): Use true_regnum rather than REGNO.
1251 (ix86_print_operand_address): Remove SUBREG handling.
1253 2012-11-05 Jakub Jelinek <jakub@redhat.com>
1255 Backported from mainline
1256 2012-10-24 Jakub Jelinek <jakub@redhat.com>
1259 * gimple.h (is_gimple_sizepos): New inline function.
1260 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
1261 final assignment to expr variable.
1262 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
1263 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
1264 into a local temporary.
1266 2012-10-10 Jakub Jelinek <jakub@redhat.com>
1268 PR tree-optimization/54877
1269 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
1270 use make_ssa_name instead of copy_ssa_name.
1272 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
1274 Backport from mainline
1275 2012-10-31 Jakub Jelinek <jakub@redhat.com>
1277 PR tree-optimization/53708
1278 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1279 user-supplied alignment when used with an explicit section name.
1281 2012-11-02 Jeff Law <law@redhat.com>
1283 PR tree-optimization/54985
1284 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
1285 from thread_across_edge.
1286 (thread_across_edge): Use it in all cases where we might thread
1289 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
1291 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
1292 special register pushes before frame probing and allocation.
1294 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
1295 Joel Sherrill <joel.sherrill@oarcorp.com>
1297 * config/sparc/t-rtems: New (Custom multilibs).
1298 * config/sparc/t-rtems-64: New (Custom multilibs).
1299 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
1300 (sparc-*-rtems*): Add sparc/t-rtems.
1302 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
1304 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
1306 (hash_rtx): Likewise.
1308 2012-10-29 Terry Guo <terry.guo@arm.com>
1310 Backport from mainline
1311 2012-10-11 Terry Guo <terry.guo@arm.com>
1313 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
1315 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
1318 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
1320 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
1321 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
1323 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1325 * config/avr/t-rtems: Revert previous commit.
1327 2012-10-26 Terry Guo <terry.guo@arm.com>
1329 Backport from mainline
1330 2012-10-23 Terry Guo <terry.guo@arm.com>
1333 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
1336 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1338 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
1340 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
1342 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
1344 * config.gcc (microblaze*-*-rtems*): New target.
1345 * config/microblaze/rtems.h: New.
1346 * config/microblaze/t-rtems: New.
1348 2012-10-25 Richard Biener <rguenther@suse.de>
1350 PR tree-optimization/54902
1351 * tree-ssa-pre.c (fini_pre): Return TODO.
1352 (execute_pre): Adjust.
1353 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
1354 blocks before computing dominators.
1356 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
1358 Backport from mainline
1359 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
1361 * config/i386/i386.c (memory_address_length): Assert that non-null
1362 base or index RTXes are registers. Do not check for REG RTXes.
1363 Determine addr32 prefix using SImode_address_operand or
1364 from original base and index RTXes. Simplify code.
1366 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
1368 * config/i386/i386-protos.h (memory_address_length): Add new bool
1369 argument. Update all uses.
1370 * config/i386/i386.c (memory_address_length): If not LEA insn, then
1371 add length of addr32 prefix based on mode of base or index register.
1372 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
1373 addresses here. Update call to memory_address_length.
1374 (ix86_print_address_operand): Use SImode_address_operand predicate.
1375 * config/i386/predicates.md (SImode_address_operand): New.
1376 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
1377 to calculate "mode" attribute. Use SImode_address_operand predicate
1378 instead of open-coding accepted RTX codes.
1380 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
1382 Backport from 2012-10-22 trunk r192685.
1383 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
1384 Note __AVR_<device>__ is not defined for cores.
1385 Don't point to --help=target.
1386 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
1388 2012-10-19 Marek Polacek <polacek@redhat.com>
1390 Backported from mainline
1391 2012-10-19 Marek Polacek <polacek@redhat.com>
1394 * fold-const.c (fold_sign_changed_comparison): Punt if folding
1395 pointer/non-pointer comparison.
1397 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1399 Backported from mainline
1400 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1403 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
1404 sure the mode is correct when falling through from above cases.
1406 2012-10-19 Alan Modra <amodra@gmail.com>
1408 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
1409 (HAVE_LD_LARGE_TOC): Likewise.
1410 * configure: Regenerate.
1412 2012-10-19 Alan Modra <amodra@gmail.com>
1414 * config/rs6000/predicates.md (splat_input_operand): Don't call
1415 input_operand for MEMs. Instead check for volatile and call
1416 memory_address_addr_space_p with modified mode.
1418 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1420 Backported from mainline
1421 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
1423 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
1425 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
1427 PR rtl-optimization/54870
1428 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
1429 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
1430 SSA_NAME pointer that points to a partition if there is at least
1431 one variable with it set in the partition.
1432 * dse.c (local_variable_can_escape): New predicate.
1433 (can_escape): Call it.
1434 * gimplify.c (mark_addressable): If this is a partitioned decl, also
1435 mark the SSA_NAME pointer that points to a partition.
1437 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1439 Backport from mainline
1440 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
1442 PR rtl-optimization/53701
1443 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
1444 rocess not only expr's vinsns but all old vinsns from expr's
1447 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1449 Backport from mainline
1450 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
1453 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
1455 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
1456 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
1457 only if producer writes to the register given by regno.
1459 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
1461 Backport from mainline
1462 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
1464 * config/i386/sse.md (UNSPEC_MOVU): Remove.
1465 (UNSPEC_LOADU): New.
1466 (UNSPEC_STOREU): Ditto.
1467 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
1468 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
1469 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
1470 (<sse2>_movdqu<avxsizesuffix>): Split to ...
1471 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
1472 (<sse2>_storedqu<avxsizesuffix>): ... this.
1473 (*sse4_2_pcmpestr_unaligned): Update.
1474 (*sse4_2_pcmpistr_unaligned): Ditto.
1476 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
1477 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
1478 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
1479 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
1480 gen_sse2_load{dqu,upd} to load from unaligned memory and
1481 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
1483 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
1484 Use CODE_FOR_sse_loadups.
1485 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
1486 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
1487 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
1488 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
1489 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
1490 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
1491 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
1492 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
1493 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
1494 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
1495 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
1497 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
1499 Backport from trunk (r190222):
1501 PR tree-optimization/54146
1502 * ifcvt.c: Include pointer-set.h.
1503 (cond_move_process_if_block): Change type of then_regs and
1504 else_regs from alloca'd array to pointer_sets.
1505 (check_cond_move_block): Update for this change.
1506 (cond_move_convert_if_block): Likewise.
1507 * Makefile.in: Fix dependencies for ifcvt.o.
1509 2012-10-15 Richard Guenther <rguenther@suse.de>
1511 PR tree-optimization/54920
1512 * tree-ssa-pre.c (create_expression_by_pieces): Properly
1513 allocate temporary storage for all NARY elements.
1515 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
1518 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
1520 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
1522 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
1523 default_use_cxa_atexit to yes.
1525 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1527 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
1529 2012-10-05 Jan Hubicka <jh@suse.cz>
1530 Jakub Jelinek <jakub@redhat.com>
1532 PR tree-optimization/33763
1533 * tree-inline.c (expand_call_inline): Silently ignore always_inline
1534 attribute for redefined extern inline functions.
1536 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
1538 Backported from mainline
1539 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
1541 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
1542 in SSE and YMM state support check for -march=native.
1544 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
1547 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
1550 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1552 Backported from mainline
1553 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1556 * doc/invoke.texi: Document -mprefer-avx128.
1558 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1560 Backported from mainline
1561 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1564 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
1565 (XSTATE_FP): Likewise.
1566 (XSTATE_SSE): Likewise.
1567 (XSTATE_YMM): Likewise.
1568 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
1569 SSE and YMM states aren't supported.
1571 2012-10-01 Tom de Vries <tom@codesourcery.com>
1573 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
1576 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1579 * config/s390/s390.c (s390_option_override): Add missing break.
1581 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1583 Backport from mainline
1584 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1586 * config.gcc: Replace 'host' with 'target' when configuring for
1587 powerpc64*-*-freebsd.
1589 2012-09-28 Meador Inge <meadori@codesourcery.com>
1591 Backport from mainline
1592 2012-09-27 Meador Inge <meadori@codesourcery.com>
1594 * gcc-ar.c (main): Handle the returning of the sub-process error
1597 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
1599 Backport from 2012-09-28 trunk r191821.
1600 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
1602 2012-09-27 Jakub Jelinek <jakub@redhat.com>
1605 * simplify-rtx.c (simplify_binary_operation_1): Perform
1606 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
1608 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
1610 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
1611 TYPE_NONALIASED_COMPONENT flag.
1612 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
1613 TYPE_NONALIASED_COMPONENT flag.
1615 2012-09-21 Richard Guenther <rguenther@suse.de>
1618 Backport from mainline
1619 2012-04-19 Richard Guenther <rguenther@suse.de>
1621 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
1624 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1627 * c-typeck.c (c_cast_expr): When casting to a type requiring
1628 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
1631 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1634 * c-typeck.c (build_unary_op): Pass original argument of
1635 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
1636 any C_MAYBE_CONST_EXPR, if it has integer operands.
1637 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
1638 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
1639 to c_objc_common_truthvalue_conversion, then remove any
1640 C_MAYBE_CONST_EXPR, if they have integer operands. Use
1641 c_objc_common_truthvalue_conversion not
1642 c_common_truthvalue_conversion.
1643 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
1644 call note_integer_operands for arguments with integer operands
1645 that are not integer constants.
1647 2012-09-20 Jakub Jelinek <jakub@redhat.com>
1649 Backported from mainline
1650 2012-09-17 Jakub Jelinek <jakub@redhat.com>
1652 PR tree-optimization/54563
1653 * tree-ssa-math-opts.c (execute_cse_sincos): Call
1654 gimple_purge_dead_eh_edges if last call has been changed.
1656 2012-09-14 Jakub Jelinek <jakub@redhat.com>
1659 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
1660 instead of (match_dup 0) as second argument to vec_merge.
1661 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
1662 Remove third alternative.
1663 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
1664 operand 2 instead of operand 1, but put it as first argument
1666 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
1667 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
1670 2012-09-20 Jakub Jelinek <jakub@redhat.com>
1672 * BASE-VER: Set to 4.7.3.
1673 * DEV-PHASE: Set to prerelease.
1675 2012-09-20 Release Manager
1677 * GCC 4.7.2 released.
1679 2012-09-15 Andi Kleen <ak@linux.intel.com>
1681 Backport from mainline
1682 2012-09-07 Andi Kleen <ak@linux.intel.com>
1684 * gcc/lto-streamer.h (res_pair): Add.
1685 (lto_file_decl_data): Replace resolutions with respairs.
1687 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
1688 Initialize respairs.
1689 (lto_file_finalize): Set up resolutions vector lazily from respairs.
1691 2012-09-14 Walter Lee <walt@tilera.com>
1693 Backport from mainline.
1694 2012-09-14 Walter Lee <walt@tilera.com>
1696 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
1697 option for TILEPro and TILE-Gx.
1699 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
1701 * config/i386/i386.h (x86_prefetchw): New global variable.
1702 (TARGET_PREFETCHW): New macro.
1703 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
1704 (processor_alias_table): Add PTA_PREFETCHW to
1705 bdver1, bdver2 and btver1.
1706 (ix86_option_override_internal): Set x86_prefetchw for
1707 PTA_PREFETCHW targets.
1708 * config/i386/i386.md (prefetch): Expand to prefetchw
1709 for TARGET_PREFETCHW.
1710 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
1712 Backport from mainline
1713 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
1715 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
1716 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
1718 (*prefetch_sse): ... this.
1719 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
1721 (*prefetch_3dnow): ... this.
1723 2012-09-13 Jakub Jelinek <jakub@redhat.com>
1726 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
1727 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
1729 2012-09-12 Teresa Johnson <tejohnson@google.com>
1731 Backport from mainline.
1732 2012-09-12 Teresa Johnson <tejohnson@google.com>
1734 PR gcov-profile/54487
1735 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
1736 test using F_SETLKW with fcntl.
1737 * configure, config.in: Regenerate.
1739 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
1741 Backport from mainline
1742 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
1744 * config/i386/i386.md : Comments on fma4 instruction selection
1745 reflect requirement on register pressure based cost model.
1747 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
1748 flag is set-reset as informed by the cpuid flag.
1750 * config/i386/i386.c (processor_alias_table): fma4
1751 flag is enabled for bdver2.
1753 2012-09-12 Christian Bruel <christian.bruel@st.com>
1755 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
1757 2012-09-12 Jakub Jelinek <jakub@redhat.com>
1759 * config.gcc: Obsolete picochip-*.
1761 2012-09-11 Richard Guenther <rguenther@suse.de>
1764 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
1765 on flag_toplevel_reorder.
1767 2012-09-10 Richard Henderson <rth@redhat.com>
1769 * config/alpha/predicates.md (small_symbolic_operand): Disallow
1772 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
1774 Backport from 2012-09-10 mainline r191132.
1777 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
1779 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
1782 * tree-sra.c (disqualify_base_of_expr): Check for possible
1783 NULL_TREE returned by get_base_address()
1785 2012-09-07 Richard Guenther <rguenther@suse.de>
1787 Backport from mainline
1788 2012-06-26 Jan Hubicka <jh@suse.cz>
1791 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
1794 2012-09-07 Richard Guenther <rguenther@suse.de>
1796 Backport from mainline
1797 2012-07-13 Richard Guenther <rguenther@suse.de>
1799 PR tree-optimization/53922
1800 * tree-vrp.c (value_inside_range): Change prototype to take
1801 min/max instead of value-range.
1802 (range_includes_zero_p): Likewise. Return the result from
1804 (extract_range_from_binary_expr_1): Adjust to handle dont-know
1805 return value from range_includes_zero_p.
1806 (extract_range_from_unary_expr_1): Likewise.
1807 (compare_range_with_value): Likewise.
1808 (vrp_meet_1): Likewise.
1810 2012-09-07 Richard Guenther <rguenther@suse.de>
1813 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
1814 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
1815 arguments separately.
1817 2012-09-07 Jakub Jelinek <jakub@redhat.com>
1819 Backported from mainline
1820 2012-09-06 Jakub Jelinek <jakub@redhat.com>
1822 PR rtl-optimization/54455
1823 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
1824 bb ends up with asm goto referencing bb's label.
1826 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1828 Backport from mainline.
1829 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1830 Richard Earnshaw <richard.earnshaw@arm.com>
1833 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
1834 element size. Use elem_type from the formal parameter. New parameter
1836 (neon_expand_args): Adjust call to neon_dereference_pointer.
1838 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
1840 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
1841 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
1843 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
1845 Backport from mainline
1846 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
1848 * config/i386/i386.md (isa): Add fma and fma4.
1849 (enabled): Handle fma and fma4.
1850 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
1851 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
1852 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
1853 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
1854 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
1855 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
1857 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
1859 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
1860 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
1861 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
1863 2012-09-06 Richard Guenther <rguenther@suse.de>
1865 PR tree-optimization/54498
1866 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
1867 abort when reaching an already visited region.
1868 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
1869 (get_continuation_for_phi_1): Likewise.
1870 (walk_non_aliased_vuses): When we translated the reference,
1871 abort when we re-visit a region.
1872 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
1874 2012-09-06 Andrew Pinski <apinski@cavium.com>
1877 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
1879 2012-09-05 Jakub Jelinek <jakub@redhat.com>
1882 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
1883 build_int_cst with size_type_node instead of size_int.
1885 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
1887 Backport from 2012-09-05 mainline r190697.
1890 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
1891 configured --with-avrlibc.
1892 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
1894 * config/avr/avrlibc.h: New file.
1895 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
1896 configured --with-avrlibc.
1897 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
1899 2012-09-05 Bin Cheng <bin.cheng@arm.com>
1901 Backport from 2012-09-04 mainline r190919
1904 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
1905 of size less than 4 bytes by using macro ARM_NUM_INTS.
1906 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
1908 2012-09-04 Richard Henderson <rth@redhat.com>
1910 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
1912 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
1914 Backport from 2012-09-04 mainline r190920
1917 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
1919 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1921 Backport from 2012-09-04 mainline r190914
1924 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
1926 (avr_allocate_stack_slots_for_args): ...this new static function.
1928 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
1930 Backported from mainline
1931 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
1934 * doc/invoke.texi: Add -da and remove -dm.
1936 2012-09-03 Jakub Jelinek <jakub@redhat.com>
1938 Backported from mainline
1939 2012-09-01 Jakub Jelinek <jakub@redhat.com>
1942 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
1943 operands[1] is CONST_INT_P, convert it to QImode before printing.
1945 2012-08-31 Jakub Jelinek <jakub@redhat.com>
1948 * c-convert.c (convert): Don't call fold_convert_loc if
1949 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
1950 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
1951 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
1953 2012-08-24 Jakub Jelinek <jakub@redhat.com>
1956 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
1957 if init is a CONSTRUCTOR.
1959 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
1961 PR rtl-optimization/54369
1962 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
1963 calling dbr_schedule.
1964 * config/sparc/sparc.c (sparc_reorg): Likewise.
1966 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
1968 Backport from mainline
1969 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
1971 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
1972 case for Atom processor.
1974 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
1976 Backport from mainline
1977 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
1980 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
1981 true for TARGET_64BIT or !flag_pic.
1982 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
1983 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
1984 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
1985 Add insn constraint. Conditionally emit xchg asm insns.
1986 (atomic_compare_and_swap<mode>): Update calls. Check only
1987 cmpxchg8b_pic_memory_operand in memory address fixup.
1989 (CASHMODE): Rename from DCASHMODE.
1990 (doublemodesuffix): Update modes.
1991 (regprefix): New mode attribute.
1993 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
1994 <UNSPECV_CMPXCHG>: New constant.
1995 (atomic_compare_and_swap<mode>_1): Rename from
1996 atomic_compare_and_swap_single<mode>. Update calls and
1997 unspec_volatile constants.
1998 (atomic_compare_and_swap<mode>_doubleword): Rename from
1999 atomic_compare_and_swap_double<mode>. Update calls and
2000 unspec_volatile constants.
2002 2012-08-28 Walter Lee <walt@tilera.com>
2004 Backport from mainline
2005 2012-08-28 Walter Lee <walt@tilera.com>
2007 * confg/tilegx/tilegx.md: Fix code style.
2008 (*zero_extendsidi_truncdisi): Fix typo.
2009 * config/tilegx/tilegx.c: Fix code style.
2010 (tilegx_function_profiler): Fix typo.
2012 2012-08-27 Walter Lee <walt@tilera.com>
2014 Backport from mainline
2015 2012-08-27 Walter Lee <walt@tilera.com>
2017 * doc/md.texi (TILE-Gx): Fix typo.
2019 2012-08-27 Walter Lee <walt@tilera.com>
2021 Backport from mainline
2022 2012-08-27 Walter Lee <walt@tilera.com>
2024 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
2025 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
2027 2012-08-27 Walter Lee <walt@tilera.com>
2029 Backport from mainline
2030 2012-08-27 Walter Lee <walt@tilera.com>
2032 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
2033 (insn_bfins): Delete.
2035 2012-08-27 Walter Lee <walt@tilera.com>
2037 Backport from mainline
2038 2012-08-27 Walter Lee <walt@tilera.com>
2040 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
2041 atomic_exchange_bare<mode>,
2042 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
2043 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
2044 * config/tilegx/tilegx.md (type): Add X1_remove.
2045 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
2046 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
2047 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
2050 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
2052 PR rtl-optimization/54088
2053 * jump.c (delete_related_insns): Robustify latest change.
2055 2012-08-21 Richard Guenther <rguenther@suse.de>
2057 Backport from mainline
2058 2012-08-16 Richard Guenther <rguenther@suse.de>
2061 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
2063 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
2064 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
2065 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
2066 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
2067 (tree_ssa_lim_finalize): Free all mem_refs.
2068 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
2069 scc when bailing out.
2070 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
2071 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
2072 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
2073 FOR_EACH_LOOP_BREAK.
2075 2012-08-17 Richard Guenther <rguenther@suse.de>
2077 * tree-sra.c (modify_function): Free redirect_callers vector.
2078 * ipa-split.c (split_function): Free args_to_pass vector.
2079 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
2081 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
2082 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
2083 (vect_analyze_slp_instance): Free everything.
2084 (destroy_bb_vec_info): Free the SLP instances.
2086 2012-08-17 Richard Guenther <rguenther@suse.de>
2088 * params.def (integer-share-limit): Decrease from 256 to 251,
2091 2012-08-21 Richard Guenther <rguenther@suse.de>
2093 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
2094 the affine expansion cache.
2096 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2098 Backported from trunk
2099 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2102 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
2104 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2106 Backport from mainline.
2107 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2110 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
2111 mark as predicable. Adjust asm template.
2112 (vec_setv2di_internal): Likewise.
2113 (vec_extract<mode> VD, VQ): Likewise.
2114 (vec_extractv2di): Likewise.
2115 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
2116 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
2117 (neon_vdup_n<mode> VX, V32): Likewise.
2118 (neon_vdup_nv2di): Likewise.
2120 2012-08-17 Walter Lee <walt@tilera.com>
2122 Backport from mainline
2123 2012-08-17 Walter Lee <walt@tilera.com>
2125 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
2126 (FEEDBACK_ENTER): Define.
2127 (FEEDBACK_REENTER): Define.
2128 (FEEDBACK_ENTRY): Define.
2129 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
2130 (FEEDBACK_ENTER): Define.
2131 (FEEDBACK_REENTER): Define.
2132 (FEEDBACK_ENTRY): Define.
2134 2012-08-16 Walter Lee <walt@tilera.com>
2136 Backport from mainline
2137 2012-08-16 Walter Lee <walt@tilera.com>
2139 * config.gcc (tilegx-*-linux*): Add feedback.h.
2140 (tilepro-*-linux*): Likewise.
2141 * config/tilegx/feedback.h: New file.
2142 * config/tilepro/feedback.h: New file.
2144 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
2146 Backport from mainline r189840 and r187586:
2147 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
2149 * config/i386/i386.md (stack_protect_set): Disable the pattern
2150 for Android since Android libc (bionic) does not provide random
2151 value for stack protection guard at gs:0x14. Guard value
2152 will be provided from external symbol (default implementation).
2153 (stack_protect_set_<mode>): Likewise.
2154 (stack_protect_test): Likewise.
2155 (stack_protect_test_<mode>): Likewise.
2156 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
2157 not have Bionic by default
2158 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
2159 Macro OPTION_BIONIC is defined in this file and provides Bionic
2160 accessibility status
2162 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
2164 * configure.ac: Stack protector enabling for Android targets.
2165 * configure: Regenerate.
2167 2012-08-13 Jakub Jelinek <jakub@redhat.com>
2169 Backported from trunk
2170 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2172 PR rtl-optimization/53942
2173 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
2174 directly from likely spilled non-fixed hard registers, move them
2177 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2179 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
2180 (xop_phaddubq): Ditto.
2182 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2184 Backport from mainline
2185 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
2186 Richard Earnshaw <rearnsha@arm.com>
2188 * target.def (vector_alignment): New target hook.
2189 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
2190 * doc/tm.texi: Regenerate.
2191 * targhooks.c (default_vector_alignment): New function.
2192 * targhooks.h (default_vector_alignment): Add prototype.
2193 * stor-layout.c (layout_type): Use targetm.vector_alignment.
2194 * config/arm/arm.c (arm_vector_alignment): New function.
2195 (TARGET_VECTOR_ALIGNMENT): Define.
2197 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
2198 vector type alignment instead of size.
2199 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
2200 element type size directly instead of computing it from alignment.
2201 Fix variable naming and comment.
2203 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2205 Backport from mainline
2206 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2208 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
2209 (alpha_pad_function_end): ... this. Also insert NOP between
2210 sibling call and GP load.
2211 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
2213 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
2215 Backport from mainline
2216 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
2217 H.J. Lu <hongjiu.lu@intel.com>
2219 PR rtl-optimization/54157
2220 * combine.c (gen_lowpart_for_combine): Don't return identity
2221 for CONST or symbolic reference.
2223 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
2225 Backport from mainline
2226 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2228 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
2229 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
2230 split_cost argument signed.
2231 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
2232 (ix86_avoid_lea_for_addr): Ditto.
2234 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
2236 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
2237 the address has less than two components.
2239 2012-08-02 Steve Ellcey <sellcey@mips.com>
2241 Backport from mainline
2242 2012-07-19 Steve Ellcey <sellcey@mips.com>
2244 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
2247 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
2249 Backport from mainline
2250 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
2253 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
2254 negative constant address for TARGET_X32 ...
2255 (ix86_decompose_address): ... here. Reject constant addresses
2256 that don't satisfy x86_64_immediate_operand predicate.
2258 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2261 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
2262 * config/i386/i386.c (ix86_print_operand_address): Ditto.
2263 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
2264 addresses. Prevent zero extensions of CONST_INT operands.
2266 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
2269 * config/i386/i386.md (*lea): New insn pattern.
2271 (*lea<mode>_2): Ditto.
2272 (*lea_{3,4,5,6}_zext): Ditto.
2273 * config/i386/predicates.md (lea_address_operand): Do not reject
2274 zero-extended address operands.
2275 * config/i386/constraints.md (j): Remove address constraint.
2276 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
2278 (ix86_print_operand_address): Handle SImode subreg of an address.
2279 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
2281 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2283 Backport from mainline
2284 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
2287 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
2288 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
2290 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
2291 (*movdi_internal_rex64): Use %E operand modifier for lea.
2292 (*movsi_internal): Ditto.
2294 (*lea<mode>_2): Ditto.
2295 (*lea_{3,4,5,6}_zext): Ditto.
2296 (*tls_global_dynamic_32_gnu): Ditto.
2297 (*tls_global_dynamic_64): Ditto.
2298 (*tls_dynamic_gnu2_lea_32): Ditto.
2299 (*tls_dynamic_gnu2_lea_64): Ditto.
2300 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
2302 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2304 Backport from mainline
2305 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2307 * config/i386/i386.c (ix86_address_subreg_operand): Reject
2309 (ix86_print_operand_address): Assert that parts.base and parts.index
2310 are non-NULL after call to simplify_subreg.
2312 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
2315 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
2317 * config/sh/sh.c (sh_option_override): Do not change
2318 flag_finite_math_only. Set TARGET_IEEE to complement of
2319 flag_finite_math_only.
2320 * doc/invoke.texi (SH options): Add mno-ieee. Correct
2321 description of mieee and mno-ieee behavior.
2323 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
2326 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
2327 (_lzcnt_u64): Ditto.
2329 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
2331 Backport from mainline
2332 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
2334 PR rtl-optimization/52250
2335 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
2336 to put note list into. Unconditionally call move_bb_info.
2337 (move_bb_info): Do not assert the blocks being in the same region,
2338 just drop the note list if they are not.
2340 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2342 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
2344 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2346 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
2347 defining statement is a SSA name that occurs in abnormal PHIs.
2349 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2351 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
2354 2012-07-19 Richard Guenther <rguenther@suse.de>
2355 Eric Botcazou <ebotcazou@adacore.com>
2357 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
2358 about transition from invariant to known bits.
2359 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
2361 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2364 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
2365 (cleanup_tree_cfg_bb): Don't call it.
2366 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
2369 2012-07-19 Christian Bruel <christian.bruel@st.com>
2372 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
2374 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
2376 * config.gcc (v850-*-rtems*): New target.
2377 * config/v850/rtems.h: New.
2378 * config/v850/t-rtems: New.
2380 2012-07-18 Nick Clifton <nickc@redhat.com>
2382 * doc/invoke.texi (ARM Options): Document -munaligned-access.
2384 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
2388 Backport from mainline
2389 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2392 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
2393 instead expand it as zero extension.
2395 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
2397 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
2398 QImode and HImode splitters. Use ix86_comparison_operator.
2399 Explicitly match FLAGS_REG.
2400 (DFmode cmove splitter): Explicitly match FLAGS_REG.
2402 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
2403 Steven Bosscher <steven@gcc.gnu.org>
2404 Bernd Schmidt <bernds@codesourcery.com>
2406 PR rtl-optimization/53908
2407 * df-problems.c (can_move_insns_across): When doing
2408 memory-reference book-keeping, handle call insns.
2410 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
2412 Backport from mainline
2413 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2416 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
2417 sibcall_insn_operand. Move it to a temporary register if not.
2419 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
2422 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
2423 emit PIC sequence for fnaddr symbol reference in advance.
2425 2012-07-09 Jason Merrill <jason@redhat.com>
2428 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
2429 (type_hash_eq): Likewise.
2432 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
2434 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
2436 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
2437 due to negative shift amount.
2439 2012-07-06 Kai Tietz <ktietz@redhat.com>
2441 Backport from mainline.
2443 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
2444 as "/mingw/include".
2446 2012-07-06 Nick Clifton <nickc@redhat.com>
2448 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
2449 default_encode_section_info.
2451 2012-07-06 Richard Guenther <rguenther@suse.de>
2453 Backport from mainline
2454 2012-03-30 Richard Guenther <rguenther@suse.de>
2457 * double-int.c (rshift_double): Remove not needed cast.
2459 2012-03-28 Richard Guenther <rguenther@suse.de>
2462 * double-int.h (rshift_double): Remove.
2463 * double-int.c (lshift_double): Use absu_hwi to make count
2465 (rshift_double): Make static, take unsigned count argument,
2466 remove handling of negative count argument.
2467 (double_int_rshift): Dispatch to lshift_double.
2469 2012-07-06 Richard Guenther <rguenther@suse.de>
2471 Backport from mainline
2472 2012-06-18 Richard Guenther <rguenther@suse.de>
2474 PR tree-optimization/53693
2475 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
2476 Reject operands with more than one use.
2478 2012-07-06 Richard Guenther <rguenther@suse.de>
2480 Backport from mainline
2481 2012-04-11 Richard Guenther <rguenther@suse.de>
2484 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
2485 consider loop nesting.
2486 (evolution_function_is_univariate_p): Properly check the remainder
2489 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
2491 Backport from mainline
2492 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
2494 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
2495 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
2496 (adjacent_mem_locations): Move some code to and call...
2497 (get_memref_parts): ...new function.
2498 (mem_locations_overlap): New function.
2499 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
2500 (is_mem_ref): Rename to...
2501 (find_mem_ref): ...this. Return MEM rtx.
2502 (get_store_dest): Remove function.
2503 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
2504 new parameter and adjust calls.
2505 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
2506 mem refs overlap for true_store_to_load_dep_costly.
2507 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
2508 passed to adjacent_mem_locations.
2509 (is_costly_group): Walk resolved dependency list.
2510 (force_new_group): Emit group ending nop for Power6/Power7.
2511 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
2512 (group_ending_nop): New define_insn.
2514 2012-07-04 Richard Guenther <rguenther@suse.de>
2517 * gimple-fold.c (get_base_constructor): Do not return an
2518 error_mark_node DECL_INITIAL.
2520 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
2522 Backport from mainline
2523 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2525 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
2526 code model string in the error message.
2528 2012-07-04 Tristan Gingold <gingold@adacore.com>
2530 Backport from mainline.
2531 2012-06-25 Tristan Gingold <gingold@adacore.com>
2533 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
2534 (seh_cfa_adjust_cfa): ... that function.
2535 (seh_emit_stackalloc): Do not emit out of range values.
2536 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
2537 UNSPEC_DEF_CFA constants.
2538 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
2539 * config/i386/i386.c (ix86_frame_pointer_required): Required
2540 for very large frames on SEH target.
2541 (ix86_compute_frame_layout): Save area is before frame pointer
2542 on SEH target. Handle very large frames.
2543 (ix86_expand_prologue): Likewise.
2545 2012-07-04 Richard Guenther <rguenther@suse.de>
2547 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
2548 as in free_lang_data_in_type.
2550 2012-07-02 Martin Jambor <mjambor@suse.cz>
2552 Backport from mainline.
2553 2012-07-02 Martin Jambor <mjambor@suse.cz>
2556 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
2557 dynamic type change check.
2559 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
2561 * tree-eh.c (lower_try_finally_switch): Really put the location of the
2562 last statement of the finally block onto the switch.
2564 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2566 * configure: Regenerate.
2568 Backport from mainline.
2569 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2571 * config.gcc (target_type_format_char): New. Document it. Set it for
2573 * configure.ac (gnu_unique_option): Use target_type_format_char
2574 in test. Comment rationale.
2576 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2578 Backport from mainline.
2579 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2581 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
2583 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
2585 Backport from 2012-06-28 mainline r189049
2588 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
2589 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
2590 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
2591 avr_hard_regno_call_part_clobbered.
2593 2012-06-28 Richard Guenther <rguenther@suse.de>
2596 * expr.c (expand_expr_real_1): Verify if the type is complete
2597 before inspecting its size.
2599 2012-06-27 Nick Clifton <nickc@redhat.com>
2601 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
2604 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
2607 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
2609 2012-06-26 Nick Clifton <nickc@redhat.com>
2611 * config/rx/rx.md (simple_return): Use the simple_return rtx.
2613 2012-06-25 Jakub Jelinek <jakub@redhat.com>
2616 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
2617 of x x x in the vmovlps load alternative.
2619 2012-06-22 Richard Guenther <rguenther@suse.de>
2621 * gcov-iov.c: Include bconfig.h and system.h.
2623 2012-06-22 Richard Guenther <rguenther@suse.de>
2625 PR gcov-profile/53744
2626 * gcov-iov.c (main): Treat "" and "prerelease" the same.
2628 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
2630 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
2631 DECL_IGNORED_P non-reg vars even if they are used.
2633 2012-06-19 Jason Merrill <jason@redhat.com>
2636 * dwarf2out.c (modified_type_die): Use scope_die_for.
2637 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
2638 (uses_local_type_r, uses_local_type): New.
2639 (scope_die_for): Keep a type that uses a local type in local scope.
2640 Use get_context_die for namespace and type scope.
2642 2012-06-19 Richard Guenther <rguenther@suse.de>
2645 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
2646 replace it with the first non-BLOCK context.
2648 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
2650 PR rtl-optimization/53700
2652 Backport from mainline
2653 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
2655 * ira-color.c (setup_left_conflict_sizes_p): Process all
2656 conflicting objects.
2658 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2660 Backport from mainline
2661 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
2664 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
2665 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
2666 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
2667 instead of xop_mulv2div2di3_low.
2668 (xop_p<macs>dql): Fix vec_select selector.
2669 (xop_p<macs>dqh): Ditto.
2670 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
2671 (xop_mulv2div2di3_high): Ditto.
2673 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
2675 Backport from mainline:
2676 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
2678 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
2680 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2682 Backport from mainline:
2683 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2685 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
2686 * config/pa/pa.c (pa_attr_length_millicode_call): Use
2687 MAX_PCREL17F_OFFSET instead of fixed offset.
2688 (pa_attr_length_call): Likewise.
2689 (pa_attr_length_indirect_call): Likewise.
2691 2012-06-15 Walter Lee <walt@tilera.com>
2693 Backport from mainline:
2694 2012-06-15 Walter Lee <walt@tilera.com>
2696 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
2698 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
2700 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
2702 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
2704 Backport from mainline:
2706 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2707 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
2708 * gimple.h (block_in_transaction): Check for flag_tm.
2710 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
2712 PR tree-optimization/52558
2714 Backport from mainline:
2715 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
2716 * gimple.h (gimple_set_in_transaction): Remove.
2717 (gimple_in_transaction): Look in BB instead.
2718 (gimple_statement_base): Remove in_transaction field.
2719 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
2720 * trans-mem.c (compute_transaction_bits): Place transaction bit
2721 information into basic blocks.
2723 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2725 PR tree-optimization/52558
2726 * cfg.c (alloc_aux_for_edge): Fix comment.
2727 (alloc_aux_for_edge): Remove static.
2728 * basic-block.h (alloc_aux_for_edge): Protoize.
2729 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
2730 (execute_sm_if_changed_flag): New.
2731 (execute_sm_if_changed_flag_set): New.
2732 (execute_sm): Do not generate data races unless requested.
2733 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
2734 (tree_ssa_lim_finalize): Call free_aux_for_edges.
2735 * gimple.h (block_in_transaction): New.
2736 (gimple_in_transaction): Use block_in_transaction.
2738 2012-06-14 Jakub Jelinek <jakub@redhat.com>
2740 Backported from mainline
2741 2012-06-12 Jakub Jelinek <jakub@redhat.com>
2743 PR rtl-optimization/53589
2744 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
2745 discovery even when e->dest != target. If any LABEL_REF points
2746 to e->dest label, redirect it to target's label.
2748 2012-06-07 Jakub Jelinek <jakub@redhat.com>
2751 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
2752 returns false, replace stmt with GIMPLE_NOP.
2753 (check_omp_nesting_restrictions): Instead of issuing warnings,
2754 issue errors and return false if any errors were reported.
2756 2012-06-14 Richard Guenther <rguenther@suse.de>
2758 * BASE-VER: Set to 4.7.2.
2759 * DEV-PHASE: Set to prerelease.
2761 2012-06-12 Christian Bruel <christian.bruel@st.com>
2764 * config/sh/sh.c (sh_option_override): Don't force
2765 flag_omit_frame_pointer and maccumulate_outgoing_args.
2766 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
2768 2012-06-14 Release Manager
2770 * GCC 4.7.1 released.
2772 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
2774 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
2776 2012-06-13 Richard Henderson <rth@redhat.com>
2778 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
2779 iterator instead of INT.
2781 2012-06-08 Richard Henderson <rth@redhat.com>
2784 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
2785 note to a clobber insn when no other insn is available.
2787 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
2790 * doc/invoke.texi (Wenum-compare): Update documentation.
2792 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
2795 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
2797 (altivec_stvlxl): Ditto.
2798 (altivec_stvrx): Ditto.
2799 (altivec_stvrxl): Ditto.
2801 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
2804 * trans-mem.c (expand_block_edges): Do not skip the first
2805 statement when resetting the BB.
2807 2012-06-04 Richard Guenther <rguenther@suse.de>
2810 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
2811 create new assembler names.
2813 2012-06-04 Richard Guenther <rguenther@suse.de>
2815 Backport from mainline
2816 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2819 * stor-layout.c (get_best_mode): Don't return mode with bitsize
2820 larger than maxbits. Don't compute maxbits modulo align.
2821 Also check that unit bytes long store at bitpos / unit * unit
2822 doesn't affect bits beyond bitregion_end.
2823 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
2824 would not fit into bitregion_start ... bitregion_end + 1 bit
2826 (store_split_bit_field): Decrease unit close to end of bitregion_end
2827 if access is restricted in order to avoid mutual recursion.
2829 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
2831 Backport from 2012-06-04 mainline r188172
2834 * config/avr/avr-stdint.h: New file.
2835 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
2838 2012-06-04 Jakub Jelinek <jakub@redhat.com>
2840 PR tree-optimization/53550
2841 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
2842 is POINTER_TYPE_P, use sizetype as step type instead of type.
2844 2012-06-04 Richard Guenther <rguenther@suse.de>
2845 Eric Botcazou <ebotcazou@adacore.com>
2847 Backport from mainline
2848 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
2850 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
2851 Change type of BITOFFSET to signed. Make sure the lower bound of
2852 the computed range is non-negative by adjusting OFFSET and BITPOS.
2853 (expand_assignment): Adjust call to get_bit_range.
2855 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
2857 * expr.c (get_bit_range): Return the null range if the enclosing record
2858 is part of a larger bit field.
2860 2012-03-20 Richard Guenther <rguenther@suse.de>
2862 * stor-layout.c (finish_bitfield_representative): Fallback
2863 to conservative maximum size if the padding up to the next
2864 field cannot be computed as a constant.
2865 (finish_bitfield_layout): If we cannot compute the distance
2866 between the start of the bitfield representative and the
2867 bitfield member start a new representative.
2868 * expr.c (get_bit_range): The distance between the start of
2869 the bitfield representative and the bitfield member is zero
2870 if the field offsets are not constants.
2872 2012-03-16 Richard Guenther <rguenther@suse.de>
2874 * stor-layout.c (finish_bitfield_representative): Fall back
2875 to the conservative maximum size if we cannot compute the
2876 size of the tail padding.
2878 2012-03-14 Richard Guenther <rguenther@suse.de>
2880 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
2881 * stor-layout.c (start_bitfield_representative): New function.
2882 (finish_bitfield_representative): Likewise.
2883 (finish_bitfield_layout): Likewise.
2884 (finish_record_layout): Call finish_bitfield_layout.
2885 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
2886 for QUAL_UNION_TYPE fields.
2887 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2888 Stream DECL_BIT_FIELD_REPRESENTATIVE.
2889 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2894 * expr.c (get_bit_range): Unconditionally extract bitrange
2895 from DECL_BIT_FIELD_REPRESENTATIVE.
2896 (expand_assignment): Adjust call to get_bit_range.
2898 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
2901 * fold-const.c (fold_binary_loc): Refine previous change.
2903 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2905 Backport from mainline
2906 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
2909 * config/sh/sh.c (find_barrier): Add equality check of last_got to
2910 avoid going above orig insn. Update comments.
2912 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2914 Backport from mainline
2915 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
2918 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
2919 prologue for unwinder and profiler.
2921 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2923 Backport from mainline
2924 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2926 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
2928 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2930 Backport from mainline
2931 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2933 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
2934 DBX_REGISTER_NUMBER.
2936 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2938 Backport from mainline
2939 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2941 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
2942 operand is CONST_INT. Take COSTS_N_INSNS into account.
2943 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
2946 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2948 * config/avr/avr.opt (-msp8): Document it.
2949 * doc/invoke.texi (AVR Options): Copy from trunk docu.
2951 2012-05-31 Richard Guenther <rguenther@suse.de>
2954 * expr.c (expand_assignment): Do not use movmisalign on
2957 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2960 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
2961 (pa_section_type_flags): New.
2962 (pa_legitimate_constant_p): Revert previous change.
2964 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
2966 Backport from mainline
2967 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
2970 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
2971 accessed indirectly.
2972 (ipa_tm_create_version): Same.
2974 2012-05-30 Jason Merrill <jason@redhat.com>
2977 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
2978 about array compound literals.
2980 2012-05-30 Richard Guenther <rguenther@suse.de>
2983 * fold-const.c (fold_binary_loc): Make sure to call
2984 fold_plusminus_mult_expr with the original sign of operands.
2986 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
2988 * explow.c (probe_stack_range): Restore simple control flow and stop
2989 again when the probe cannot be generated if HAVE_check_stack.
2991 2012-05-30 Jakub Jelinek <jakub@redhat.com>
2993 PR rtl-optimization/53519
2994 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
2995 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
2997 2012-05-29 Richard Guenther <rguenther@suse.de>
2999 PR tree-optimization/53516
3000 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
3002 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
3004 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
3006 Backport from mainline
3007 2012-05-28 Richard Guenther <rguenther@suse.de>
3009 PR tree-optimization/53438
3010 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3012 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3014 Backport from mainline
3015 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
3017 PR rtl-optimization/52528
3018 * combine.c (can_combine_p): Add setting of subst_low_luid
3019 before call to expand_field_assignment().
3021 2012-05-26 Martin Jambor <mjambor@suse.cz>
3023 Backport from mainline
3024 2012-05-23 Martin Jambor <mjambor@suse.cz>
3026 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3028 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3031 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3032 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3034 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3037 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3038 (ix86_expand_vec_perm): Use int mode instead of float.
3040 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3043 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3044 gnu_ld variables to yes.
3045 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3046 (HAVE_GNU_AS): Likewise.
3047 * config.in: Regenerate.
3048 * configure: Likewise.
3050 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3052 Backport from mainline
3053 2012-03-12 Richard Guenther <rguenther@suse.de>
3054 * config/arm/arm.c (neon_dereference_pointer): Do not call
3055 covert during RTL expansion.
3057 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3059 Backport from mainline
3060 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3063 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3064 relied on signed overflow behavior.
3066 2012-05-24 Richard Guenther <rguenther@suse.de>
3069 * tree-profile.c (tree_profiling): Cleanup the CFG if
3070 execute_fixup_cfg requests it.
3072 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3074 PR tree-optimization/53465
3075 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3076 vr0 into *vr, then vrp_meet that.
3077 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3078 have any equivalences.
3079 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3082 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3084 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3086 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3087 (iterative_hash_gimple_type): Adjust comment.
3088 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3089 domain for an array type instead of the domain type itself.
3091 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3093 Backport from 2012-05-23 mainline r187803
3096 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3097 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3100 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
3102 Backport from 2012-05-03 mainline r187075
3104 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
3105 has_fma4 for AMD processors with both fma3 and fma4 support.
3107 2012-05-22 Richard Guenther <rguenther@suse.de>
3109 PR tree-optimization/53408
3110 * tree-vect-loop.c (vectorizable_induction): Properly check
3111 the restriction that we cannot handle induction results from
3112 the inner loop outside of the outer loop.
3114 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3116 PR tree-optimization/53436
3117 * omp-low.c (omp_build_component_ref): New function.
3118 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3120 PR tree-optimization/53366
3121 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3122 tests if complex_numbers == 2, but there are non-complex number loads
3125 PR tree-optimization/53409
3126 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3127 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3129 PR tree-optimization/53410
3130 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3131 instead of build_int_cst (type, 0) where vector types might be
3134 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3137 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3138 from folded operands before wrapping another around the
3139 conditional expression.
3141 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
3142 Patrick Marlier <patrick.marlier@gmail.com>
3144 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
3147 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3149 Backport from mainline
3150 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3153 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3154 (UNSPECV_RDRAND): This.
3155 (rdrand<mode>_1): Updated.
3157 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3159 Backport from mainline
3160 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3162 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3163 RDRND, F16C and FSGSBASE.
3165 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
3167 Backport from mainline
3168 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
3170 * tree-ssa-pre.c (can_value_number_call): Delete.
3171 (compute_avail): Skip all statements with side effects.
3172 <GIMPLE_CALL>: Skip calls to internal functions.
3174 2012-05-18 David S. Miller <davem@davemloft.net>
3176 Backport r185385 from mainline
3177 2012-03-14 Richard Guenther <rguenther@suse.de>
3180 * tree-vect-generic.c (type_for_widest_vector_mode): Take
3181 element type instead of mode, use build_vector_type_for_mode
3182 instead of the langhook, build a vector of proper signedness.
3183 (expand_vector_operations_1): Adjust.
3185 2012-05-18 Olivier Hainque <hainque@adacore.com>
3187 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
3188 $(libsubdir) as libexecsubdir.
3190 2012-05-16 Andrew Pinski <apinski@cavium.com>
3192 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
3195 2012-05-16 David S. Miller <davem@davemloft.net>
3197 * jump.c (delete_related_insns): If we remove a CALL, make sure
3198 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
3200 2012-05-16 Richard Henderson <rth@redhat.com>
3203 * combine-stack-adj.c (prev_active_insn_bb): New.
3204 (next_active_insn_bb): New.
3205 (force_move_args_size_note): New.
3206 (combine_stack_adjustments_for_block): Use it.
3208 2012-05-16 Olivier Hainque <hainque@adacore.com>
3210 * Makefile.in (install-no-fixedincludes): New target, former toplevel
3211 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
3212 Add comments and improve stamp preservation across the whole sequence.
3213 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
3215 2012-05-16 Richard Guenther <rguenther@suse.de>
3217 PR tree-optimization/53364
3218 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
3219 detect a view-conversion of the decl.
3221 2012-05-15 Jakub Jelinek <jakub@redhat.com>
3224 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
3225 that operands[2] is either immediate, or q_regs_operand.
3227 2012-05-15 Bin Cheng <bin.cheng@arm.com>
3229 Backport r187139 from mainline.
3230 2012-05-04 Bin Cheng <bin.cheng@arm.com>
3232 PR rtl-optimization/52804
3233 * reload1.c (reload_reg_reaches_end_p): Check whether successor
3234 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
3235 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
3236 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
3237 RELOAD_FOR_OUTADDR_ADDRESS.
3239 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
3242 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
3243 generate target register for "load" class builtins.
3246 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
3249 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
3250 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
3251 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
3252 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
3253 (<sse>_movu<ssemodesuffix>): New expander.
3254 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
3255 (avx_movdqu<avxmodesuffix>): New expander.
3256 (*sse2_movdqu): Rename from sse2_movdqu.
3257 (sse2_movdqu): New expander.
3259 2012-05-14 Jakub Jelinek <jakub@redhat.com>
3261 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
3262 lineno 1 the same as lineno 0 before first start file directive.
3263 (optimize_macinfo_range): Likewise.
3265 * dwarf2out.c (have_macinfo): Define.
3266 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
3267 attribute, don't force empty compilation unit and don't emit any
3268 .debug_macinfo/.debug_macro section if macinfo_table is empty.
3270 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
3272 Backport from mainline
3273 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
3275 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
3276 ORDERED and UNORDERED conditions.
3278 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
3280 * function.c (requires_stack_frame_p): If the function can throw
3281 non-call exceptions, return true if the insn can throw internally.
3283 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
3285 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
3286 DECL_ORIGINAL_TYPE if it is present.
3288 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
3290 Backport from 2012-05-12 mainline r187342.
3293 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
3294 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
3295 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
3296 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
3297 (expand_prologue): Move initialization of cfun->machine->is_naked,
3298 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
3299 (avr_set_current_function): ...this new static function.
3300 (TARGET_SET_CURRENT_FUNCTION): New define.
3301 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
3302 checking attributes of current_function_decl.
3303 (avr_regs_to_save): Ditto.
3304 (signal_function_p): Rename to avr_signal_function_p.
3305 (interrupt_function_p): Rename to avr_interrupt_function_p.
3307 * doc/extend.texi (Function Attributes): Better explanation of
3308 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
3311 2012-05-09 Matthias Klose <doko@ubuntu.com>
3313 * gcc-ar.c (main): Don't check for execute bits for the plugin.
3315 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
3318 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
3319 when a constant source operand matches an "I" constraint, the "no
3320 CC0 change" applies to a register-destination only, not a
3321 strict_low_part-destination.
3323 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3325 Backport from mainline:
3326 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3328 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
3330 2012-05-07 Jakub Jelinek <jakub@redhat.com>
3332 PR tree-optimization/53239
3333 * tree-vrp.c (get_value_range): Set VR of
3334 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
3337 2012-05-07 Richard Guenther <rguenther@suse.de>
3339 PR tree-optimization/53195
3340 * tree-inline.c (setup_one_parameter): Properly add referenced
3341 vars from the parameters new known value.
3343 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3345 Backport from mainline:
3346 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3349 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
3352 2012-05-04 Ian Lance Taylor <iant@google.com>
3354 * tree-vect-patterns.c (vect_single_imm_use): Correct return
3355 values from false to NULL.
3357 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3359 Backport from mainline
3360 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3363 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
3364 (TARGET_CMOV): Rename from TARGET_CMOVE.
3365 (TARGET_CMOVE): New define.
3366 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
3367 Do not set TARGET_CMOVE here.
3369 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3371 Backport from mainline:
3373 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3375 PR tree-optimization/52633
3376 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
3377 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
3378 (vect_recog_over_widening_pattern): Remove handling of code that was
3379 already detected as over-widening pattern. Remove special handling
3380 of "unsigned" cases. Instead, support general case of conversion
3381 of the shift result to another type.
3383 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3385 * tree-vect-patterns.c (vect_single_imm_use): New function.
3386 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
3387 (vect_recog_over_widening_pattern): Likewise.
3388 (vect_recog_widen_shift_pattern): Likewise.
3390 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3392 PR tree-optimization/52870
3393 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
3394 presumed pattern statement is within the same loop or basic block.
3396 2012-05-04 Richard Guenther <rguenther@suse.de>
3398 * common.opt (flto-report): Do not mark as Optimization.
3400 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
3403 * recog.c (constrain_operands): If extra constraints are present, also
3404 accept pseudo-registers with equivalent memory locations during reload.
3406 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3408 Backport from the mainline
3409 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3412 * config/rs6000/rs6000.md (bswapdi splitters): If
3413 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
3414 default) is used, generate an alternate sequence that does not
3415 depend on using indexed addressing.
3417 2012-05-03 David S. Miller <davem@davemloft.net>
3420 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
3421 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
3422 (sparc_emit_float_lib_cmp): Likewise.
3424 2012-05-04 Martin Jambor <mjambor@suse.cz>
3426 Backport from mainline
3427 2012-05-02 Martin Jambor <mjambor@suse.cz>
3430 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
3431 of a variable when the contect is a function.
3433 2012-05-03 Jakub Jelinek <jakub@redhat.com>
3436 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
3437 append program name to it and pass that as first argument
3438 to make_relative_prefix. Always pass standard_libexec_prefix
3439 as last argument to make_relative_prefix. If
3440 make_relative_prefix returns NULL, fall back to
3441 standard_libexec_prefix.
3444 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
3448 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
3449 mode, return that mode.
3451 2012-05-03 Richard Guenther <rguenther@suse.de>
3453 PR tree-optimization/53144
3454 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
3456 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
3457 with SSA name values.
3458 (vn_reference_lookup_3): Adjust callers.
3460 2012-05-02 Jakub Jelinek <jakub@redhat.com>
3462 PR tree-optimization/53163
3463 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
3464 return value from compute_all_dependences.
3466 PR rtl-optimization/53160
3467 * ree.c (combine_reaching_defs): Handle the case where cand->insn
3468 has been modified by ree pass already.
3470 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
3472 Backport from mainline
3473 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3476 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
3477 calls to cgraph_node_name in xstrdup.
3478 (ipa_make_edge_direct_to_target): Ditto.
3479 * tree-sra.c (convert_callers_for_node): Ditto.
3480 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
3481 * ipa-cp.c (perhaps_add_new_callers): Ditto.
3482 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
3483 (cgraph_materialize_all_clones): Ditto.
3484 * ipa-inline.c (report_inline_failed_reason): Ditto.
3485 (want_early_inline_function_p): Ditto.
3486 (edge_badness): Ditto.
3487 (update_edge_key): Ditto.
3488 (flatten_function): Ditto.
3489 (ipa_inline): Ditto.
3490 (inline_always_inline_functions): Ditto.
3491 (early_inline_small_functions): Ditto.
3493 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
3495 Backport from mainline
3496 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
3498 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
3499 Introduce emul_name to select the right linker emulation for
3500 powerpc64-*-freebsd*.
3501 * configure: Regenerate.
3502 * config.gcc: Add bits to support powerpc64-*-freebsd*.
3503 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
3504 * config/rs6000/freebsd64.h: New file.
3505 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
3507 (rs6000_savres_strategy): Likewise.
3508 (rs6000_savres_routine_name): Likewise.
3509 (rs6000_elf_file_end): Likewise.
3510 * config/rs6000/t-freebsd64: New file.
3511 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
3512 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
3514 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3516 Backport from mainline
3517 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
3520 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
3522 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
3524 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
3525 predicate to discriminate types.
3527 2012-04-27 Richard Guenther <rguenther@suse.de>
3530 * convert.c (convert_to_integer): Avoid infinite recursion for
3531 target-defined built-in types.
3533 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
3536 * config/cris/cris.md ("*andhi_lowpart_v32")
3537 ("*andqi_lowpart_v32"): Change first input-only operand from
3538 a (match_operand ...) to (match_dup 0). Drop alternatives with
3539 const_int-matching constraints for redundancy.
3540 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
3541 three-operand alternative.
3543 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
3545 Backport from mainline
3546 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
3548 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
3549 (*addsi_2_zext): Ditto.
3550 (*add<mode>_3): Ditto.
3551 (*addsi_3_zext): Ditto.
3552 (*add<mode>_5): Ditto.
3554 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3557 * c-typeck.c (set_nonincremental_init,
3558 set_nonincremental_init_from_string): Pass true instead of false
3559 as IMPLICIT to add_pending_init.
3561 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
3563 Backport from 2012-04-24 mainline r186768.
3566 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
3568 2012-04-24 Richard Guenther <rguenther@suse.de>
3570 PR tree-optimization/53085
3571 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
3574 2012-04-24 Jakub Jelinek <jakub@redhat.com>
3577 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
3579 (output_addressed_constants): Likewise.
3582 * varasm.c (get_section): Don't ICE for section conflicts with
3583 built-in section kinds.
3585 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
3587 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
3589 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
3591 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
3593 2012-04-23 Richard Guenther <rguenther@suse.de>
3596 * c-typeck.c (build_binary_op): Fix typo.
3598 2012-04-23 Jakub Jelinek <jakub@redhat.com>
3600 PR tree-optimizations/52891
3601 * tree-vect-patterns.c (adjust_bool_pattern): Use
3602 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
3603 but with non-standard precision.
3605 2012-04-22 Ian Lance Taylor <iant@google.com>
3607 * godump.c (go_output_typedef): Dump size of structs.
3609 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
3611 Backport from mainline:
3613 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
3614 hints for 'A' operand types.
3616 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
3618 Backport from 2012-04-19 mainline r186588.
3621 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
3622 the case *(X+const).
3624 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
3626 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
3628 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
3631 * config/i386/sync.md (atomic_<code><mode>): Rename to
3632 atomic_<logic><mode>.
3634 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
3636 Backport from mainline
3637 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
3640 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
3641 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
3642 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
3643 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
3644 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
3645 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
3646 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
3647 gen_avx2_permvarv8sf.
3649 2012-04-16 Martin Jambor <mjambor@suse.cz>
3651 Backported from mainline
3653 2012-04-13 Martin Jambor <mjambor@suse.cz>
3656 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
3657 fold_ctor_reference returns a zero constant.
3659 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3661 Backported from mainline
3662 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3664 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
3665 and __ILP32__ for x32.
3667 2012-04-13 Tom de Vries <tom@codesourcery.com>
3669 Backport from mainline r186418.
3671 2012-04-13 Tom de Vries <tom@codesourcery.com>
3673 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
3674 parameters vuse and vuse_escaped.
3675 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
3676 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
3679 2012-04-13 Richard Guenther <rguenther@suse.de>
3681 PR tree-optimization/52969
3682 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
3683 the condition for the COND_EXPR and handle predicate negation
3684 by swapping the COND_EXPR arms.
3686 2012-04-13 Richard Guenther <rguenther@suse.de>
3689 * convert.c (convert_to_pointer): Remove special-casing of
3692 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3694 Backport from mainline
3695 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3698 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
3699 the list of options to enable the FCFID instruction.
3700 (TARGET_EXTRA_BUILTINS): Adjust comment.
3702 2012-04-12 Richard Guenther <rguenther@suse.de>
3704 PR tree-optimization/52943
3705 * tree-chrec.h (chrec_is_positive): Remove.
3706 * tree-scalar-evolution.c (chrec_is_positive): Move ...
3707 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
3708 Return false for a constant zero instead of negative.
3709 (analyze_siv_subscript_cst_affine): Handle zero difference
3710 in the initial condition explicitely.
3712 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3715 * varasm.c (process_pending_assemble_externals): Set
3716 pending_assemble_externals_processed true.
3717 (assemble_external): Call assemble_external_real if the pending
3718 assemble externals have been processed.
3720 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
3723 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
3724 the DECL generated for the special GOT helper.
3726 2012-04-06 Walter Lee <walt@tilera.com>
3728 Backport from mainline
3729 2012-03-07 Walter Lee <walt@tilera.com>
3731 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
3732 REG_CFA_* notes for the stack pointer.
3733 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
3734 EH_RETURN_STACKADJ_RTX.
3735 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
3736 generate REG_CFA_* notes for the stack pointer.
3737 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
3738 by EH_RETURN_STACKADJ_RTX.
3740 2012-04-06 Matt Turner <mattst88@gmail.com>
3742 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
3744 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
3746 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
3747 of the destination isn't also a FP_REGS register.
3749 2012-04-03 Richard Guenther <rguenther@suse.de>
3751 Backport from mainline
3752 2012-03-02 Richard Guenther <rguenther@suse.de>
3754 PR tree-optimization/52406
3755 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
3756 (struct indices): Add unconstrained_base member.
3757 (struct dr_alias): Remove unused vops member.
3758 (DR_UNCONSTRAINED_BASE): New define.
3759 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
3760 add indices to allow their disambiguation. Make DR_BASE_OBJECT
3761 be an artificial access that covers the whole indexed object,
3762 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
3763 plain decl base-objects to their MEM_REF variant.
3764 (dr_may_alias_p): When the base-object of either data reference
3765 has unknown size use only points-to information.
3766 (compute_affine_dependence): Make dumps easier to read and
3768 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
3769 DR_REF when looking for packed references.
3770 (vect_supportable_dr_alignment): Likewise.
3772 2012-04-03 Richard Guenther <rguenther@suse.de>
3774 Backport from mainline
3775 2012-03-15 Richard Guenther <rguenther@suse.de>
3778 * tree-data-ref.c (subscript_dependence_tester_1): Check
3779 all dimensions for non-conflicting access functions.
3781 2012-04-03 Richard Guenther <rguenther@suse.de>
3783 Backport from mainline
3784 2012-03-06 Richard Guenther <rguenther@suse.de>
3787 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
3789 2012-03-23 Richard Guenther <rguenther@suse.de>
3791 PR tree-optimization/52678
3792 * tree-vectorizer.h (struct _stmt_vec_info): Add
3793 loop_phi_evolution_part member.
3794 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
3795 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
3796 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
3797 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3798 Use the cached evolution part and the PHI nodes value from
3799 the loop preheader edge instead of re-analyzing the evolution.
3801 2012-03-26 Richard Guenther <rguenther@suse.de>
3803 PR tree-optimization/52701
3804 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
3805 compute and set the evolution part of PHI nodes.
3807 2012-03-30 Richard Guenther <rguenther@suse.de>
3809 PR tree-optimization/52754
3810 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
3811 propagate arbitrary addresses into really plain dereferences.
3813 2012-04-03 Jakub Jelinek <jakub@redhat.com>
3815 PR tree-optimization/52835
3816 * tree-data-ref.c (build_rdg): Return NULL if
3817 compute_data_dependences_for_loop failed.
3819 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
3821 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
3822 (stmt_can_make_abnormal_goto): Use it.
3823 (is_ctrl_altering_stmt): Likewise.
3825 2012-03-31 Martin Jambor <mjambor@suse.cz>
3827 Backported from mainline
3828 2012-03-30 Martin Jambor <mjambor@suse.cz>
3830 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
3831 is a builtin_stack_save in a dominating BB.
3833 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
3835 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
3836 crossing 128bit lane boundary.
3838 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
3840 Backported from mainline
3841 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
3844 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
3846 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
3847 * config/i386/i386.c: Include reload.h.
3848 (ix86_legitimize_reload_address): New function.
3850 2012-03-28 Martin Jambor <mjambor@suse.cz>
3852 Backported from mainline
3853 2012-03-27 Martin Jambor <mjambor@suse.cz>
3856 * tree-sra.c (sra_modify_assign): Do not call
3857 load_assign_lhs_subreplacements when working with an unscalarizable
3860 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3863 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
3864 __builtin_va_start to __builtin_next_arg if the latter is
3865 builtin_decl_explicit_p rather than when it is not.
3868 * tree-vect-generic.c (vector_element): Perform multiplication
3869 for pos in bitsizetype type instead of idx type.
3871 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3873 Backport from 2012-03-28 mainline r185910.
3876 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
3877 (avr_builtin_decl): New static function.
3878 (struct avr_builtin_description, avr_bdesc): Move up.
3879 Add GTY marker. Add field fndecl. Remove redundant field id.
3880 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
3881 (avr_expand_builtin): Code cleanup because .id is removed.
3883 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
3886 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
3889 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3891 Backport from 2012-03-28 mainline r185907.
3894 * config.gcc (tm_file): Remove avr/multilib.h.
3896 * doc/invoke.texi (AVR Options): Adjust
3897 documentation of -mtiny-stack.
3899 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
3900 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
3901 * config/avr/t-avr: Remove generation of multilib.h.
3902 * config/avr/t-multilib: Regenerate.
3903 * config/avr/multilib.h: Remove.
3904 * config/avr/avr.opt (-msp8): New option.
3905 (avr_sp8): New variable.
3906 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
3907 * config/avr/avr.h (AVR_HAVE_SPH): New define.
3908 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
3909 (avr_device_to_sp8): New prototype.
3910 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
3911 (DRIVER_SELF_SPECS): New define.
3912 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
3913 __AVR_SP8__, __AVR_HAVE_SPH__.
3914 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
3915 AVR_HAVE_8BIT_SP to decide if SP_H is present.
3916 (avr_file_start): Ditto.
3918 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3921 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
3922 instead of 8 in adjust_address.
3924 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3926 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
3927 of a unit before computing the offset in units.
3929 2012-03-27 Richard Guenther <rguenther@suse.de>
3932 * fold-const.c (try_move_mult_to_index): Handle &x.array more
3935 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
3938 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
3940 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
3943 * varasm.c: Include pointer-set.h.
3944 (pending_assemble_externals_set): New pointer set.
3945 (process_pending_assemble_externals): Destroy the pointer set.
3946 (assemble_external): See if decl is in pending_assemble_externals_set,
3947 and add it to pending_assemble_externals if necessary.
3948 (init_varasm_once): Allocate pending_assemble_externals_set.
3950 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3952 Backported from mainline
3953 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
3956 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
3957 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
3958 (vector_ltgt<mode>): Likewise.
3959 (vector_ordered<mode>): Likewise.
3960 (vector_unordered<mode>): Likewise.
3961 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
3963 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
3965 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
3968 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
3970 Backported from mainline
3971 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
3975 * config/sh/sh.c (sh_register_move_cost): Increase cost between
3976 GENERAL_REGS and FP_REGS for SImode.
3978 2012-03-22 Jakub Jelinek <jakub@redhat.com>
3981 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
3982 on any new_local_var_chain vars declared during recursing on
3983 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
3985 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
3987 Backport from 2012-03-22 mainline r185692.
3990 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
3991 (unspecv): Add UNSPECV_MEMORY_BARRIER.
3992 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
3993 (delay_cycles_1, delay_cycles_2): Ditto.
3994 (delay_cycles_3, delay_cycles_4): Ditto.
3995 (nopv, *nopv): Ditto.
3996 (sleep, *sleep): Ditto.
3999 Backport from 2012-03-21 mainline r185605.
4001 PR rtl-optimization/52543
4003 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
4004 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
4005 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
4006 (avr_load_libgcc_p): Restrict to __flash loads.
4007 (avr_out_lpm): Only handle 1-byte loads from __flash.
4008 (avr_load_lpm): New function.
4009 (avr_find_unused_d_reg): Remove.
4010 (avr_out_lpm_no_lpmx): Remove.
4011 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
4012 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
4013 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
4014 (load_<mode>, load_<mode>_clobber): New insns.
4015 (mov<mode>): For multi-byte move from non-generic
4016 16-bit address spaces: Expand to load_<mode> resp.
4017 load_<mode>_clobber.
4018 (load<mode>_libgcc): Remove expander.
4019 (split-lpmx): Remove split.
4021 Backport from 2012-03-13 mainline r185329.
4024 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
4025 offset (size) to a value the insns can deal with.
4026 (expand_epilogue): Ditto.
4028 Backport from 2012-03-12 mainline r185256.
4031 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
4032 type from reg_class_t to enum reg_class.
4033 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
4035 Backport from 2012-03-12 mainline r185253.
4038 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
4039 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
4040 r184615 from 2012-02-28.
4042 Backport from 2012-03-08 mainline r185105.
4044 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
4045 for constants in [-63,63].
4047 Backport from 2012-03-08 mainline r185100.
4050 * config/avr/avr.c (avr_mem_clobber): New static function.
4051 (avr_expand_delay_cycles): Add memory clobber operand to
4052 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
4053 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
4054 (enable_interrupt, disable_interrupt): New expander.
4055 (nopv, sleep, wdr): New expanders.
4056 (delay_cycles_1): Add memory clobber.
4057 (delay_cycles_2): Add memory clobber.
4058 (delay_cycles_3): Add memory clobber.
4059 (delay_cycles_4): Add memory clobber.
4060 (cli_sei): New insn from former "enable_interrupt",
4061 "disable_interrupt" with memory clobber.
4062 (*wdt): New insn from former "wdt" with memory clobber.
4063 (*nopv): Similar, but for "nopv".
4064 (*sleep): Similar, but for "sleep".
4066 Backport from 2012-03-07 mainline r185043.
4069 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
4071 Backport from 2012-03-07 mainline r185032.
4074 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
4075 to: RAMPZ, RAMPY, RAMPX, RAMPD.
4076 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
4078 Backport from 2012-03-07 mainline r185031.
4081 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
4083 * config/avr/avr.md (xload_8): Adjust insn length.
4085 Backport from 2012-03-07 mainline r185030.
4088 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
4089 if RAMPZ affects reading from RAM.
4091 Backport from 2012-03-05 mainline r184919.
4093 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
4095 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4097 Backport from mainline r185259.
4100 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
4101 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
4103 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4105 Backported from mainline
4106 2012-03-13 Jakub Jelinek <jakub@redhat.com>
4109 * c-parser.c (c_parser_postfix_expression)
4110 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
4112 * config/i386/smmintrin.h: Avoid /* within a comment.
4113 * config/i386/nmmintrin.h: Likewise.
4115 2012-03-22 Richard Guenther <rguenther@suse.de>
4117 * BASE-VER: Set to 4.7.1.
4118 * DEV-PHASE: Set to prerelease.
4120 2012-03-22 Release Manager
4122 * GCC 4.7.0 released.
4124 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4126 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
4128 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4129 Andrew Pinski <apinski@cavium.com>
4132 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
4133 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
4134 calls instead of __builtin_ir{int,ound}*.
4136 2012-03-14 Jakub Jelinek <jakub@redhat.com>
4139 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
4142 2012-03-13 Joseph Myers <joseph@codesourcery.com>
4144 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
4145 Refer to GCC 4.7 version of c99status.html.
4147 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4149 Backport from mainline
4150 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4152 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
4153 redefine to be NULL if the current bit-size is different from the
4154 configured bit-size.
4156 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
4157 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
4158 set the default tuning. Add asserts to make sure the cpu and tune
4159 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
4160 test whether the index is set, instead of > 0.
4161 (rs6000_file_start): Do not reset the default cpu if the current
4162 bit-size is different from the configured bit-size.
4164 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4166 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
4168 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
4169 Update binutils references.
4170 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
4171 Update binutils reference.
4172 Update Sun as/GNU ld caveat.
4173 Document binutils largefile requirement for LTO plugin.
4174 Remove reference to alternate libpthread.
4176 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4178 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
4180 (Specific, mips-sgi-irix6): Likewise.
4182 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4184 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
4185 * configure: Regenerate.
4187 2012-03-07 Richard Henderson <rth@redhat.com>
4189 * config/m68k/m68k.h (ISA_HAS_TAS): New.
4190 * config/m68k/sync.md (atomic_test_and_set): Use it.
4191 (atomic_test_and_set_1): Likewise.
4193 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
4196 * Makefile.in: Let install-gcc-ar depend on installdirs,
4197 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
4198 Don't double canonicalize if cross-compiling.
4200 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4202 * trans-mem.c: New typedef for tm_region_p.
4203 Define vector types for tm_region_p.
4204 (tm_region_init): Replace region_worklist to a vector called
4207 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4210 * trans-mem.c (tm_region_init): Use last_basic_block.
4212 2012-03-05 Richard Henderson <rth@redhat.com>
4215 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
4216 * omp-low.c (expand_omp_atomic): Assume anything aligned to
4217 BIGGEST_ALIGNMENT is aligned.
4219 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
4221 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
4223 2012-03-05 Richard Henderson <rth@redhat.com>
4226 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
4227 instead of calling negqi2 directly.
4229 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4231 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
4232 (INTMAX_TYPE): Use it.
4233 (UINTMAX_TYPE): Likewise.
4234 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4235 (irix6_c_common_override_options): Declare.
4236 (C_COMMON_OVERRIDE_OPTIONS): Define.
4237 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
4238 * config/mips/irix6-c.c: New file.
4239 * config/mips/t-irix6 (irix6-c.o): New target.
4240 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
4243 2012-03-02 Richard Henderson <rth@redhat.com>
4245 * optabs.c (expand_atomic_test_and_set): Honor
4246 atomic_test_and_set_trueval even when atomic_test_and_set
4247 optab is not in use.
4249 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4251 Backport from mainline
4252 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4254 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
4256 2012-03-02 Richard Guenther <rguenther@suse.de>
4258 * DEV-PHASE: Set to prerelease.
4260 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
4262 * config.gcc (obsolete): Add all ARM targets using the FPA.
4263 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
4264 * doc/install.texi: Avoid references to obsolete ARM ports.
4266 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
4268 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
4270 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
4271 Joern Rennecke <joern.rennecke@embecosm.com>
4273 * doc/extend.texi: Expand and update information on interrupt
4274 attribute for Epiphany.
4276 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4278 * config/sh/sh-protos.h: Update copyright notice dates.
4279 * config/sh/sh.h: Likewise.
4280 * config/sh/sh.md: Likewise.
4281 * config/sh/constraints.md: Likewise.
4282 * config/sh/predicates.md: Likewise.
4284 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4286 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
4287 * config/sh/sh.c (tertiary_reload_operand): Likewise.
4289 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4291 * config/sh/constraints.md: Fix comment typo.
4293 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4296 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
4297 unsigned HOST_WIDE_INT.
4298 (zvdep_imm64): Likewise.
4299 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
4300 (vdepi_and): Likewise.
4301 Likewise for unamed 64-bit patterns.
4302 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
4304 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
4307 PR rtl-optimization/52417
4308 * cselib.c (cselib_any_perm_equivs): New variable.
4309 (cselib_reset_table): Check that it's not set when not
4310 preserving constants.
4311 (cselib_add_permanent_equiv): Set it.
4312 (cselib_have_permanent_equivalences): New.
4313 (cselib_init, cselib_finish): Reset it.
4314 * cselib.h (cselib_have_permanent_equivalences): Declare.
4315 * alias.c (get_addr): Restore earlier behavior when there
4316 aren't permanent equivalences.
4318 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
4320 * config/mn10300/mn10300-modes.def: Fix copyright notice.
4321 * config/v850/v850-modes.def: Fix copyright notice.
4323 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4325 * doc/extend.texi (AVR Built-in Functions): Document
4326 __builtin_avr_flash_segment.
4328 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
4329 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
4330 (*split.flash_segment): New insn-and-split.
4331 * config/avr/avr.c (avr_init_builtins): Add local variables:
4332 const_memx_void_node, const_memx_ptr_type_node,
4333 char_ftype_const_memx_ptr.
4335 2012-03-01 Jakub Jelinek <jakub@redhat.com>
4337 PR tree-optimization/52445
4338 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
4339 add ssa_name_ver, offset and size fields and change store field
4341 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
4342 (add_or_mark_expr): Likewise. Only consider previous stores
4343 with the same size and offset.
4344 (nt_init_block): Only look at gimple_assign_single_p stmts,
4345 doesn't look at rhs2.
4347 2012-03-01 Richard Guenther <rguenther@suse.de>
4350 * tree-cfg.c (verify_gimple_assign_unary): Allow any
4351 conversions from integral types to pointer types.
4353 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4355 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
4356 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
4357 unintentionally removed in r184616.
4359 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4361 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
4364 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4365 Uros Bizjak <ubizjak@gmail.com>
4368 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
4369 alternatives, add "e" constraint to the new last alternative
4370 and ! to last 3 alternatives.
4372 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
4374 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
4375 DW_AT_artificial attributes at the end of the processing.
4376 (gen_array_type_die): Likewise.
4377 (gen_enumeration_type_die): Likewise.
4378 (gen_struct_or_union_type_die): Likewise.
4379 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
4382 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4385 * expr.c (expand_assignment): If doing misaligned store that doesn't
4386 cover all mode bits, perform a RMW cycle.
4388 PR tree-optimization/52429
4389 * tree-parloops.c (separate_decls_in_region_debug): Return early
4390 if var is LABEL_DECL.
4392 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4394 PR tree-optimization/52424
4395 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
4396 calling dom_thread_across_edge.
4398 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4400 * config/avr/avr.c: Move definition of TARGET macros to end of file.
4402 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4404 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
4405 * config/avr/avr.c (avr_output_bld): Remove unused function.
4406 (avr_out_sbxx_branch): Use "%T" to print bit position.
4408 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4410 * config/avr/avr.md: Untabify.
4412 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4414 * config/avr/avr.md (eqne): New code iterator.
4415 (*dec-and-branchsi): Use it in text peephole's condition.
4416 (*dec-and-branchhi): Ditto.
4417 (*dec-and-branchqi): Ditto.
4419 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4422 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
4423 the device does not have the skip-bug.
4425 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
4427 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
4428 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
4429 -mpretend-cmove): New.
4431 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4434 * df.h (struct df_d): Adjust comment that hard_regs_live_count
4435 doesn't count DEBUG_INSN refs.
4436 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
4437 for DEBUG_INSN refs.
4439 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4443 2012-02-20 Richard Guenther <rguenther@suse.de>
4444 PR tree-optimization/52298
4445 * tree-vect-stmts.c (vectorizable_load): Properly use
4446 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4449 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
4452 * gimple.h (gimple_in_transaction): New.
4453 (gimple_set_in_transaction): New.
4454 (struct gimple_statement_base): Add in_transaction field.
4455 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
4457 (tree_ssa_lim_initialize): Compute transaction bits.
4458 * tree.h (compute_transaction_bits): Protoize.
4459 * trans-mem.c (tm_region_init): Use the heap to store BB
4461 (compute_transaction_bits): New.
4463 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4465 * gcc.c (display_help): Document --help=common and sort entries
4468 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4470 * doc/install.texi: Document check-$LANG specific shortcuts
4472 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4475 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
4477 * config/arm/arm_neon.h: Regenerate.
4478 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
4479 (neon_vcgeu): New insn.
4480 (neon_vcgtu): Likewise.
4481 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
4482 (ops): Unsigned comparison intrinsics call a different
4485 2012-02-28 Richard Guenther <rguenther@suse.de>
4488 * config/i386/i386.c (ix86_expand_vector_set): Fix element
4489 ordering for the VEC_CONCAT for two element vectors for
4490 V2SFmode, V2SImode and V2DImode.
4492 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4495 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
4496 detecting big-endian triplets.
4498 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4500 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
4501 mode if there is no type information available.
4503 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
4505 PR tree-optimization/53207
4506 * doc/invoke.texi: Document as experimental and relying on graphite.
4508 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4510 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
4511 of initializer to changes from r184614.
4513 2012-02-28 Richard Guenther <rguenther@suse.de>
4515 PR tree-optimization/52395
4516 * tree-sra.c (build_ref_for_offset): Also look at the base
4517 TYPE_ALIGN when figuring out the alignment of the replacement.
4519 2012-02-28 Richard Guenther <rguenther@suse.de>
4521 PR tree-optimization/52402
4522 * ipa-prop.c (ipa_modify_call_arguments): Properly use
4523 mis-aligned types when creating the accesses at the call site.
4525 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4527 * config/avr/builtins.def: New file.
4528 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
4529 * config/avr/avr.c (enum avr_builtin_id): Use it.
4530 (avr_init_builtins): Use it. And use avr_bdesc.
4531 (bdesc_1arg): Remove.
4532 (bdesc_2arg): Remove.
4533 (bdesc_3arg): Remove.
4534 (struct avr_builtin_description): Add field n_args.
4535 (avr_bdesc): New static variable using builtins.def.
4536 (avr_expand_builtin): Use it.
4537 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
4538 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
4539 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
4541 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4544 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
4545 match only one single hard register with respective hard reg rtx.
4546 (movmemx_<mode>): Ditto.
4547 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
4548 insn anatomy of movmem[x]_<mode>.
4549 (avr_out_movmem): Same for printing assembler and operand usage.
4551 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4555 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
4556 address spaces located outside of device flash.
4558 * config/avr/avr.h (base_arch_s): Remove field n_segments.
4559 (mcu_type_s): Add field n_flash.
4560 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
4561 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
4562 (AVR_MCU): Add N_FLASH argument.
4563 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
4564 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
4565 macro __FLASH<n> if that address space makes sense for the device.
4566 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
4567 outside of target flash.
4568 (avr_asm_named_section): Ditto.
4569 (avr_asm_select_section): Ditto.
4570 (avr_addr_space_convert): Ditto.
4571 (avr_emit_movmemhi): Ditto.
4572 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
4573 address space is outside of device flash.
4574 (avr_insert_attributes): Ditto.
4575 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
4576 avr_current_arch->n_segments.
4578 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
4581 * config/i386/i386.md (*movabs<mode>_1): Enable only for
4583 (*movabs<mode>_2): Likewise.
4585 2012-02-27 Jakub Jelinek <jakub@redhat.com>
4588 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
4589 s_register_operand in the test instead of REG_P. Don't call
4590 gen_reg_rtx if it won't be used.
4592 PR tree-optimization/52376
4593 * ipa-split.c (split_function): Ignore CLOBBER stmts.
4595 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
4597 * ifcvt.c (noce_get_condition): Check condition variable is not
4598 small_register_classes_for_mode_p before accepting.
4600 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
4602 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
4604 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4607 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4608 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4610 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4612 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
4614 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
4616 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
4618 * config/sh/predicates.md: Remove blank lines.
4619 * config/sh/sh.c: Fix typos in comments.
4620 * config/sh/constraints.md: Likewise.
4621 * config/sh/sh.md: Remove blank lines.
4622 Fix typos in comments. Use ;; as comment characters.
4624 2012-02-26 Walter Lee <walt@tilera.com>
4626 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
4627 (replace_mov_pcrel_step2): Ditto.
4629 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
4632 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
4633 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
4634 and locs that reference values newer than the non-canonical value
4635 at hand. Return the canonical value as a worst case.
4636 (memrefs_conflict_p): Walk canonical value's locs.
4639 * cselib.c (preserve_only_constants): Rename to...
4640 (preserve_constants_and_equivs): ... this. Split out...
4641 (invariant_or_equiv_p): ... this. Preserve plus expressions
4642 of other preserved expressions too.
4643 (cselib_reset_table): Adjust.
4644 * var-tracking.c (reverse_op): Use canonical value to build
4647 2012-02-23 Kai Tietz <ktietz@redhat.com>
4649 * config/i386/i386.c (ix86_delegitimize_address): Handle
4650 UNSPEC_PCREL plus displacement.
4652 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
4655 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
4656 to test for unusedness in st X addressing.
4658 2012-02-24 Richard Guenther <rguenther@suse.de>
4661 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
4662 (is_gimple_reg_type): Move inline ...
4663 * gimple.h (is_gimple_reg_type): ... here.
4665 2012-02-24 Richard Guenther <rguenther@suse.de>
4668 * passes.c (execute_function_todo): When verifying SSA form
4669 verify gimple form first.
4670 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
4672 2012-02-24 Richard Guenther <rguenther@suse.de>
4675 * fold-const.c (fold_addr_of_array_ref_difference): New function.
4676 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
4678 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4680 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
4682 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4684 * tree-phinodes.c (make_phi_node): Mark static.
4685 * tree-flow.h (make_phi_node): Remove extern decl.
4686 * doc/gimple.texi (make_phi_node): Remove documentation.
4688 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4690 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
4691 * tree-ssa-sccvn.c (print_scc): Ditto.
4693 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4695 * doc/passes.texi (Full redundancy elimination): Fix typo.
4697 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4699 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
4701 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
4704 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
4706 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
4709 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
4711 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
4713 * config/avr/avr.md (code_stdname): Add ior, xor.
4714 (xior): New code iterator.
4715 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
4716 (*<code_stdname><mode>qi.byte1-3): Ditto.
4718 2012-02-23 Jakub Jelinek <jakub@redhat.com>
4720 PR tree-optimization/52019
4721 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
4724 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4726 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
4727 HAVE_INITFINI_ARRAY to work around namespace pollution in
4728 certain versions of newlib system headers.
4729 * config.in: Regenerate.
4730 * configure: Regenerate.
4731 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
4732 instead of HAVE_INITFINI_ARRAY.
4734 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
4737 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
4738 is not offsettable memory reference.
4740 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4743 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
4744 setting avr_need_clear_bss_p for __gnu_lto* symbols.
4746 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4748 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
4749 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
4751 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4753 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
4754 library on Solaris 8 even without TLS support.
4755 * configure: Regenerate.
4757 2012-02-22 Richard Guenther <rguenther@suse.de>
4760 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
4761 for GIMPLE_DEBUG stmts.
4763 2012-02-22 Martin Jambor <mjambor@suse.cz>
4766 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
4767 according to the base object.
4769 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4771 PR rtl-optimization/50063
4772 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
4773 and 2 (8-bit SP) in operand 2.
4774 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
4775 setup to use movhi_sp_r instead of vanilla move to write SP.
4776 Adjust REG_CFA notes to superseed unspec.
4777 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
4779 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
4780 known to be off) only with TARGET_NO_INTERRUPTS. Never use
4781 irq_state 1 (IRQ known to be on) here.
4783 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
4785 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
4787 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
4788 assign_hard_reg): Likewise.
4790 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4792 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
4794 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4797 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
4798 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
4800 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4802 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
4803 prototype from here to...
4804 * config/avr/avr.h: ...here.
4806 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
4809 * thumb2.md (thumb2_shiftsi3_short): Split register and
4810 immediate shifts. For register shifts tie operands 0 and 1.
4811 (peephole2 for above): Check that register-controlled shifts
4812 have suitably tied operands.
4814 2012-02-21 Quentin Neill <quentin.neill@amd.com>
4817 * config/i386/bdver1.md (bdver1_call, bdver1_push,
4818 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
4819 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
4820 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
4821 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
4822 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
4823 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
4824 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
4825 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
4826 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
4827 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
4828 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
4829 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
4830 bdver1_ssevector_avx256_unaligned_load,
4831 bdver1_ssevector_sse128_unaligned_load,
4832 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
4833 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
4834 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
4835 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
4836 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
4837 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
4838 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
4839 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
4840 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
4841 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
4842 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
4843 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
4844 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
4845 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
4846 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
4847 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
4848 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
4849 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
4850 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
4851 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
4852 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
4853 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
4854 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
4855 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
4856 bdver1_ssediv_double_load, bdver1_ssediv_double,
4857 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
4858 Add "bdver2" attribute.
4860 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4862 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
4863 default if possible and not specified otherwise.
4865 2012-02-21 Richard Guenther <rguenther@suse.de>
4868 * gimplify.c (create_tmp_from_val): Use the main variant type
4869 for the type of the temporary we create.
4871 2012-02-21 Richard Guenther <rguenther@suse.de>
4873 PR tree-optimization/52324
4874 * gimplify.c (gimplify_expr): When re-gimplifying expressions
4875 do not gimplify a MEM_REF address operand if it is already
4878 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4880 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
4881 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
4883 2012-02-21 Richard Guenther <rguenther@suse.de>
4885 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
4886 nested_in_vect_loop.
4888 2012-02-21 Jakub Jelinek <jakub@redhat.com>
4890 PR tree-optimization/52318
4891 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
4892 vdef also to non-pure/const call stmts in the sequence.
4894 2012-02-20 David S. Miller <davem@davemloft.net>
4896 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
4897 don't use the "rd %pc" instruction on v9 for PIC register loads.
4899 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
4902 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
4903 in a transaction safe function.
4905 2012-02-20 Kai Tietz <ktietz@redhat.com>
4908 * stor-layout.c (place_field): Handle desired_align for
4911 2012-02-20 Richard Guenther <rguenther@suse.de>
4913 PR tree-optimization/52298
4914 * tree-vect-stmts.c (vectorizable_store): Properly use
4915 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4917 (vectorizable_load): Likewise.
4918 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
4919 Access DR_STEP after ensuring it is not NULL.
4921 2012-02-20 Jakub Jelinek <jakub@redhat.com>
4923 PR tree-optimization/52286
4924 * fold-const.c (fold_binary_loc): For (X & C1) | C2
4925 optimization use double_int_to_tree instead of build_int_cst_wide,
4926 rewrite to use double_int vars.
4928 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4931 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
4933 Remove -e 0 from $gcc_cv_ld invocation.
4934 Only use __GLIBC_PREREQ if defined.
4935 Enable on Solaris since Solaris 8 patch.
4936 (gcc_SUN_LD_VERSION): New macro.
4937 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
4938 gcc_SUN_LD_VERSION for version number format.
4939 * configure: Regenerate.
4940 * varasm.c (get_elf_initfini_array_priority_section): Set
4941 SECTION_NOTYPE for non-default priority.
4942 Use get_section instead of get_unnamed_section to emit
4943 .init_array/.fini_array with default priority.
4945 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
4947 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
4948 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
4949 (mips_start_unique_function, mips_output_mips16_rdhwr)
4950 (mips_code_end): New functions.
4951 (TARGET_ASM_CODE_END): Define.
4953 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
4955 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
4956 to stubs with non-sibling calls.
4958 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
4960 * doc/invoke.texi (-fira-* options): Copy-edit.
4961 (ira-* parameters): Copy-edit.
4963 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
4965 * doc/invoke.texi: Minor copy-edits to bring into conformance with
4966 GCC coding conventions.
4968 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
4970 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
4971 when used as adjectives.
4973 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
4975 * doc/invoke.texi: Clean up "that"/"which" confusion.
4977 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
4979 * system.h: Poison SMALL_REGISTER_CLASSES
4980 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
4981 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
4983 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4985 PR tree-optimization/52285
4986 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
4987 when deciding if a call is a tail call or tail recursion.
4989 2012-02-16 Kai Tietz <ktietz@redhat.com>
4991 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
4992 interger-constant displacement for UNSPEC_PCREL.
4994 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4996 PR rtl-optimization/52208
4997 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
4998 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
5000 PR tree-optimization/52255
5001 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
5002 loop->header has virtual PHI, but exit_e->dest doesn't, add
5003 virtual PHI to exit_e->dest and adjust all uses after the loop.
5006 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
5007 children with clone_tree_hash, not after it.
5009 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
5011 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
5012 extended identifiers.
5014 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5017 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
5018 a same_body_alias, also test whether e->callee isn't a former
5019 or current clone of the decl this is a same body alias of.
5021 PR translation/52264
5022 * cgraphunit.c (verify_cgraph_node): Fix a typo.
5024 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
5026 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
5028 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5031 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
5032 force_reg instead of copy_to_reg for better optimization. Force
5033 non-register or memory operands into a register.
5035 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
5037 * extend.texi: Reserve upper bits of memory model for future use.
5039 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
5040 Anatoly Sokolov <aesok@post.ru>
5041 Eric Weddington <eric.weddington@atmel.com>
5044 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
5045 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
5046 Rewrite initializers for .macro.
5047 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
5048 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
5049 atxmega32d4, atxmega32x1.
5050 avrxmega4: atxmega64a3, atxmega64d3.
5051 avrxmega5: atxmega64a1, atxmega64a1u.
5052 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
5053 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
5054 avrxmega7: atxmega128a1, atxmega128a1u.
5055 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
5056 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
5057 (struct base_arch_s): Rename reserved to xmega_p.
5058 Rename reserved2 to have_rampd.
5059 (AVR_XMEGA): New define.
5060 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
5061 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
5062 * config/avr/predicates.md (io_address_operand): Take into
5064 (low_io_address_operand): Ditto.
5065 (high_io_address_operand): Ditto.
5066 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
5067 (enabled, movhi_sp_r): Use them.
5068 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
5069 cpp_define_formatted to built-in define __AVR_ARCH__.
5070 (__AVR_XMEGA__): New built-in define.
5071 (__AVR_HAVE_RAMPD__): New built-in define.
5072 (__AVR_HAVE_RAMPX__): New built-in define.
5073 (__AVR_HAVE_RAMPY__): New built-in define.
5074 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
5076 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
5077 (avr_option_override): Initialize them.
5078 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
5079 (avr_init_expanders): Initialize them. No more block several calls.
5080 (emit_push_sfr): New static function.
5081 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
5083 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
5084 (avr_print_operand): Print addreeses as symbols for
5085 RAMPX, RAMPY, RAMPD, CCP.
5086 (output_movhi): Handle AVR_XMEGA when writing to SP.
5087 (avr_out_movhi_mr_r_xmega): New static function.
5088 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
5089 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
5090 __RAMPD__, __CCP__ as needed.
5092 * config/avr/multilib.h: Regenerate.
5093 * config/avr/t-multilib: Regenerate.
5094 * config/avr/avr-tables.opt: Regenerate.
5096 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
5098 PR tree-optimization/50561
5099 * graphite-flattening.c (lst_project_loop): Do not
5100 remove old scattering dimensions after flattening.
5101 (lst_do_flatten): Likewise.
5103 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
5105 * doc/extend.texi (AVR Built-in Functions): Remove doc for
5106 __builtin_avr_map8, __builtin_avr_map16.
5107 Document __builtin_avr_insert_bits.
5109 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
5110 (insert_bits): New insn.
5111 (adjust_len.map_bits): Rename to insert_bits.
5112 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
5113 * avr-protos.h (avr_out_map_bits): Remove.
5114 (avr_out_insert_bits, avr_has_nibble_0xf): New.
5115 * config/avr/constraints.md (Cxf,C0f): New.
5116 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
5117 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
5118 New built-in define __BUILTIN_AVR_INSERT_BITS.
5119 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
5120 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
5121 (avr_move_bits): Rewrite.
5122 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
5124 (avr_map_op_t): New typedef.
5125 (avr_map_op): New static variable.
5126 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
5127 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
5128 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
5129 (bdesc_3arg, avr_expand_triop_builtin): New.
5130 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
5131 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
5132 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
5133 (avr_map_equal_p, avr_map_sig_p): Remove.
5134 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
5135 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5136 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
5137 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5138 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
5139 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5141 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5143 * config/c6x/c6x.md (reserve_cycles): New attribute.
5144 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
5145 don't reserve functional units after the branch occurs.
5147 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
5150 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
5151 functions into non-tm_pure functions.
5153 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
5156 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
5157 (iterative_hash_canonical_type): Likewise.
5158 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
5161 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5163 * haifa-sched.c (prune_ready_list): Ensure that if there is a
5164 sched-group insn, it either remains alone or the entire list is pruned.
5166 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5168 * doc/install.texi (Prerequisites): Fix grammar.
5169 (Configuration): Likewise.
5171 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5173 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
5174 MPC as part of GCC before describing configuring with --with-gmp etc.
5175 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
5176 sources are present.
5178 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5181 * dwarf2out.c (clone_tree_hash): New function.
5182 (copy_decls_walk): Use it instead of clone_tree.
5184 2012-02-14 Richard Guenther <rguenther@suse.de>
5186 PR tree-optimization/52244
5187 PR tree-optimization/51528
5188 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
5189 replacements for integral types.
5191 2012-02-14 Walter Lee <walt@tilera.com>
5193 * config.gcc: Handle tilegx and tilepro.
5194 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
5196 Add HAVE_AS_TLS check for tilegx and tilepro.
5197 * configure: Regenerate.
5198 * doc/contrib.texi: Add Mat Hostetter and self.
5199 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
5200 Document instruction intrinsics and network accessing intrinsics.
5201 (TILEPro Built-in Functions): New node. Document instruction
5202 intrinsics and network accessing intrinsics.
5203 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
5204 (Specific, tilepro-*-linux*): Likewise.
5205 * doc/invoke.texi (TILE-Gx Options): New section.
5206 (TILEPro Options): New section.
5207 * doc/md.texi (TILE-Gx): New section.
5208 (TILEPro): New section.
5209 * common/config/tilegx/tilegx-common.c: New file.
5210 * common/config/tilepro/tilepro-common.c: New file.
5211 * config/tilegx/constraints.md: New file.
5212 * config/tilegx/linux.h: New file.
5213 * config/tilegx/mul-tables.c: New file.
5214 * config/tilegx/predicates.md: New file.
5215 * config/tilegx/sync.md: New file.
5216 * config/tilegx/t-tilegx: New file.
5217 * config/tilegx/tilegx-builtins.h: New file.
5218 * config/tilegx/tilegx-c.c: New file.
5219 * config/tilegx/tilegx-generic.md: New file.
5220 * config/tilegx/tilegx-modes.def: New file.
5221 * config/tilegx/tilegx-multiply.h: New file.
5222 * config/tilegx/tilegx-protos.h: New file.
5223 * config/tilegx/tilegx.c: New file.
5224 * config/tilegx/tilegx.h: New file.
5225 * config/tilegx/tilegx.md: New file.
5226 * config/tilegx/tilegx.opt: New file.
5227 * config/tilepro/constraints.md: New file.
5228 * config/tilepro/gen-mul-tables.cc: New file.
5229 * config/tilepro/linux.h: New file.
5230 * config/tilepro/mul-tables.c: New file.
5231 * config/tilepro/predicates.md: New file.
5232 * config/tilepro/t-tilepro: New file.
5233 * config/tilepro/tilepro-builtins.h: New file.
5234 * config/tilepro/tilepro-c.c: New file.
5235 * config/tilepro/tilepro-generic.md: New file.
5236 * config/tilepro/tilepro-modes.def: New file.
5237 * config/tilepro/tilepro-multiply.h: New file.
5238 * config/tilepro/tilepro-protos.h: New file.
5239 * config/tilepro/tilepro.c: New file.
5240 * config/tilepro/tilepro.h: New file.
5241 * config/tilepro/tilepro.md: New file.
5242 * config/tilepro/tilepro.opt: New file.
5244 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5246 PR tree-optimization/52210
5247 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
5248 vect_model_simple_cost with two entry vect_def_type array instead
5249 of an address of dt.
5251 2012-02-14 Richard Guenther <rguenther@suse.de>
5254 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
5255 Do not stream DECL_QUALIFIER.
5256 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
5257 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
5258 (find_decls_types_r): Do not walk DECL_QUALIFIER.
5260 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5263 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
5266 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5269 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
5270 * cselib.c (cselib_subst_to_values_from_insn): New function.
5271 * sched-deps.c (add_insn_mem_dependence,
5272 sched_analyze_1, sched_analyze_2): Use it.
5274 2012-02-13 Jan Hubicka <jh@suse.cz>
5277 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
5279 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
5281 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
5282 (GTM_SELF_SPECS): Define if not already defined.
5283 (driver_self_specs): Add GTM_SELF_SPECS.
5284 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
5285 (GTM_SELF_SPECS): Define.
5286 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
5287 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
5289 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5291 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
5294 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
5297 * omp-low.c (expand_omp_for): If a static schedule without chunk size
5298 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
5300 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
5303 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
5305 2012-02-13 Richard Guenther <rguenther@suse.de>
5307 PR translation/52211
5308 * passes.c (enable_disable_pass): Fix typo.
5310 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5313 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
5314 XOR for reduce_bit_field if type is unsigned.
5316 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
5318 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
5319 disallow changes from SFmode to mode with different size in FP regs.
5321 2012-02-12 Robert Millan <rmh@gnu.org>
5322 Gerald Pfeifer <gerald@pfeifer.com>
5324 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
5327 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
5329 PR rtl-optimization/52175
5330 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
5331 to frame-related instructions.
5333 2012-02-10 Jason Merrill <jason@redhat.com>
5336 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
5337 (demangle_new_symbols): Fill it.
5338 (scan_linker_output): Walk it.
5339 (start_tweaking): Split out from scan_linker_output.
5340 (maybe_tweak): Update sym->chosen.
5341 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
5343 2012-02-11 Jakub Jelinek <jakub@redhat.com>
5346 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
5348 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
5350 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
5351 having the same mode as previous compare.
5353 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
5355 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
5356 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
5357 (nonlocal_goto_internal): Likewise.
5358 (nonlocal_goto): Emit a use and an indirect jump directly.
5360 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
5363 * doc/extend.texi : Update comments for __atomic_compare_exchange and
5364 __atomic_{is,always}_lock_free.
5366 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
5369 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
5370 negative constant address for x32.
5372 2012-02-10 Richard Henderson <rth@redhat.com>
5374 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
5375 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
5376 for GIMPLE_TRANSACTION. Tidy if's into a switch.
5378 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5379 Ira Rosen <irar@il.ibm.com>
5381 PR tree-optimization/50031
5382 * targhooks.c (default_builtin_vectorization_cost): Handle
5384 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
5385 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
5386 all types of reduction and pattern statements.
5387 (vect_estimate_min_profitable_iters): Likewise.
5388 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
5389 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
5390 for explicit realigns.
5391 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
5392 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
5394 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
5395 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
5396 vec_perm for VSX and handle vec_promote_demote.
5398 2012-02-10 Jakub Jelinek <jakub@redhat.com>
5401 * builtins.c (fold_builtin_atomic_always_lock_free,
5402 expand_builtin_atomic_always_lock_free,
5403 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
5404 Return and/or test boolean_true_node/boolean_false_node instead of
5405 integer_one_node/integer_zero_node.
5407 2012-02-10 Jan Hubicka <jh@suse.cz>
5410 * predict.c (predict_paths_for_bb): Prevent looping.
5411 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
5413 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
5415 * config/arm/arm.c (output_move_double): In one case properly
5416 count number of instructions that will be emitted.
5418 2012-02-10 Richard Guenther <rguenther@suse.de>
5420 PR translation/52193
5421 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
5423 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
5426 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
5428 2012-02-09 Jakub Jelinek <jakub@redhat.com>
5431 * var-tracking.c (emit_note_insn_var_location): If
5432 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
5433 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
5434 non-NOTE_DURING_CALL_P insn.
5436 2012-02-09 Bin Cheng <bin.cheng@arm.com>
5439 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
5441 2012-02-08 Magnus Granberg <zorry@gentoo.org>
5444 * gcc.c (switch_matches) Support switches with separated form,
5447 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
5449 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
5451 (RAMPZ_ADDR): Ditto.
5452 * config/avr/avr.c (avr_addr_t): New typedef.
5453 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
5454 (avr_init_expanders): Initialize it.
5455 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
5457 (expand_epilogue): Ditto.
5458 (avr_print_operand): Ditto.
5459 (avr_file_start): Ditto.
5460 (avr_emit_movmemhi): Ditto.
5462 2012-02-08 Richard Guenther <rguenther@suse.de>
5464 PR tree-optimization/46886
5465 * tree-flow.h (do_while_loop_p): Declare.
5466 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
5467 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
5469 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
5471 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
5472 always succeed for integers larger than a native word.
5474 2012-02-08 Richard Guenther <rguenther@suse.de>
5476 PR rtl-optimization/52170
5477 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
5478 properly handle integer vector modes.
5480 2012-02-08 Jakub Jelinek <jakub@redhat.com>
5482 PR gcov-profile/52150
5483 * coverage.c: Include target.h.
5484 (build_var): Call targetm.strip_name_encoding on the assembler name.
5485 Change one _ into . or $ if the target allows it.
5486 * Makefile.in (coverage.o): Depend on $(TARGET_H).
5488 PR rtl-optimization/52139
5489 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
5490 is a BARRIER after emit_insn_after_noloc, move BB_END
5491 to the last non-BARRIER insn before it.
5493 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
5496 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
5497 (mips_gimplify_va_arg_expr): Call it instead of
5498 std_gimplify_va_arg_expr.
5500 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
5502 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
5503 message for -mno-pointers-to-nested-function.
5505 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
5508 * expr.c (get_inner_reference): If there is an offset, add a negative
5509 bit position to it (if any).
5511 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5513 PR rtl-optimization/52060
5514 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
5515 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
5516 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
5517 and/or i0src_copy2 when needed.
5519 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5521 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
5522 or LTOPLUGINSONAME if have_c.
5524 * config/freebsd-spec.h: Add comment about what macros can be defined
5526 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
5527 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
5530 2012-02-07 Richard Guenther <rguenther@suse.de>
5532 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
5533 newline in -alias dumps.
5535 2012-02-07 Kai Tietz <ktietz@redhat.com>
5536 Dave Korn <dave.korn.cygwin@gmail.com>
5539 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
5540 Take care that typinfo gets dllexport-attribute.
5542 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5545 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
5546 if modifier < EXPAND_SUM call force_operand on the result.
5548 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
5550 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
5551 adding __forwarder_dst__ prefix if a forwarder_section attribute is
5553 (epiphany_function_type): Replace types for specific interrupts with
5554 EPIPHANY_FUNCTION_INTERRUPT.
5555 (EPIPHANY_INTERRUPT_P): Update.
5556 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
5557 New static function.
5558 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
5559 <disinterrupt>: Affects type identity.
5560 (epiphany_handle_interrupt_attribute): Handle variable number of
5562 (epiphany_compute_function_type): Update for new
5563 epiphany_function_type definition.
5564 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
5565 handlers with a longcall forwarder.
5566 (epiphany_start_function): Handle multiple interrupt arguments and/or
5567 forwarder_section attribute.
5569 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
5572 2012-02-07 Alan Modra <amodra@gmail.com>
5575 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
5578 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5580 PR tree-optimization/50969
5581 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
5582 use vec_perm rather than vector_stmt.
5583 (vect_model_load_cost): Likewise.
5584 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
5585 vec_perm to be the same as other vector statements.
5586 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
5587 cost of vec_perm for TARGET_VSX.
5589 2012-02-06 Richard Guenther <rguenther@suse.de>
5591 PR tree-optimization/52115
5592 * tree-sra.c (access_has_replacements_p): New function.
5593 (sra_modify_assign): Use it to decide whether a use is uninitialized.
5595 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
5598 * trans-mem.c (expand_call_tm): Add an assertion.
5599 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
5602 2012-02-06 Richard Guenther <rguenther@suse.de>
5604 PR tree-optimization/50955
5605 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
5606 raise cost of expressions that replace an address with an
5607 expression based on a different pointer.
5609 2012-02-06 Jakub Jelinek <jakub@redhat.com>
5612 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
5613 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
5615 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
5618 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
5619 -Weffc++ and specify guidelines come from second edition.
5621 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5623 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
5624 (sibcall_value_multiple_internal, call_split, call_internal_direct)
5625 (call_direct_split, call_value_split, call_value_internal_direct)
5626 (call_value_direct_split, call_value_multiple_split): Use jal and
5627 jal_macro attributes.
5629 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5631 * reload1.c (reload_regs_reach_end_p): Replace with...
5632 (reload_reg_rtx_reaches_end_p): ...this function.
5633 (new_spill_reg_store): Update commentary.
5634 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
5635 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
5636 before setting new_spill_reg_store.
5637 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
5638 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
5639 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
5640 for non-spill reload registers.
5642 2012-02-05 Ira Rosen <irar@il.ibm.com>
5644 PR tree-optimization/52091
5645 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
5646 (vect_is_simple_use_1): Likewise.
5647 * tree-vect-loop.c (vectorizable_reduction): Update calls
5648 to vect_is_simple_use_1 and vect_is_simple_use.
5649 (vectorizable_live_operation): Likewise.
5650 * tree-vect-patterns.c (widened_name_p,
5651 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
5652 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
5653 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
5654 vectorizable_shift,vectorizable_operation, vectorizable_store,
5655 vectorizable_load): Likewise.
5656 (vect_is_simple_cond): Add an argument, pass it to
5657 vect_is_simple_use_1.
5658 (vectorizable_condition): Update calls to vect_is_simple_cond,
5660 (vect_is_simple_use): Add an argument, the statement in which
5661 OPERAND is used. Check that if OPERAND's def stmt is a double
5662 reduction phi node, the use is a phi node too.
5663 (vect_is_simple_use_1): Add an argument, pass it to
5665 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
5666 to vect_is_simple_use.
5668 2012-02-04 Jakub Jelinek <jakub@redhat.com>
5670 PR rtl-optimization/52095
5671 * modulo-sched.c (dump_insn_locator): New function.
5672 (loop_canon_p, sms_schedule): Use it.
5674 PR rtl-optimization/52113
5675 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
5676 even for decomposable shift/zext insns.
5678 2012-02-03 Jakub Jelinek <jakub@redhat.com>
5679 Zdenek Dvorak <ook@ucw.cz>
5681 PR rtl-optimization/52092
5682 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
5683 on get_iv_value result.
5685 2012-02-02 Andrew Pinski <apinski@cavium.com>
5689 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
5691 2012-02-02 Jakub Jelinek <jakub@redhat.com>
5694 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
5696 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
5698 PR rtl-optimization/49800
5699 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
5700 (sched_finish): Call regstat_free_n_sets_and_refs.
5702 2012-02-02 Jia Liu <proljc@gmail.com>
5704 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
5707 2012-02-02 Jan Hubicka <jh@suse.cz>
5708 Tom de Vries <tom@codesourcery.com>
5711 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
5712 * varpool.c (varpool_analyze_pending_decls): Likewise.
5714 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
5715 Jayant R Sonar <jayant.sonar@kpitcummins.com>
5717 * config.gcc: Add cr16-* support.
5719 * doc/extend.texi: Document cr16 extensions.
5720 * doc/install.texi: Document cr16 install.
5721 * doc/invoke.texi: Document cr16 options.
5722 * doc/md.texi: Document cr16 constraints.
5724 * common/config/cr16/cr16-common.c: New file.
5725 * config/cr16/cr16.c: New file.
5726 * config/cr16/cr16.h: New file.
5727 * config/cr16/cr16.md: New file.
5728 * config/cr16/cr16.opt: New file.
5729 * config/cr16/cr16-protos.h: New file.
5730 * config/cr16/predicates.md: New file.
5731 * config/cr16/constraints.md: New file.
5732 * config/cr16/t-cr16: New file.
5734 2012-02-02 Jakub Jelinek <jakub@redhat.com>
5737 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
5738 that operands[2] is either immediate, or q_regs_operand.
5740 PR tree-optimization/52073
5741 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
5742 a pattern stmt for pattern uses, ignore uses outside of the loop.
5744 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
5746 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
5747 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
5748 (OUT_AS1, OUT_AS2): Remove.
5750 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
5752 PR rtl-optimization/51374
5753 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
5754 to cross other volatile_refs_p insns.
5756 2012-02-01 Richard Guenther <rguenther@suse.de>
5758 * doc/invoke.texi (fno-inline): Clarify documentation.
5759 (finline-small-functions): Likewise.
5760 (finline-functions): Likewise.
5761 * common.opt (finline): Adjust comment and documentation.
5762 (finline-small-functions): Clarify documentation.
5763 (finline-functions): Likewise.
5764 (finline-functions-called-once): Likewise.
5766 2012-02-01 Tristan Gingold <gingold@adacore.com>
5768 * c-typeck.c (composite_type): Keep mode for pointers.
5770 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
5772 * function.h (regno_reg_rtx): Adjust comment.
5773 * reginfo.c (init_reg_modes_target): Only use the previous mode
5774 if it fits within one register. Remove MIPS comment.
5776 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5779 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
5781 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5783 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
5784 to srak instruction.
5786 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5788 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
5790 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5795 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
5797 2012-01-31 Richard Guenther <rguenther@suse.de>
5799 PR tree-optimization/51528
5800 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
5803 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5808 * ree.c (add_removable_extension): Change def_map argument
5809 to unsigned *, store in def_map 1 + offset into *insn_list vector
5810 instead of pointers into the vector.
5811 (find_removable_extensions): Adjust caller.
5813 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
5815 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
5816 Transform all "* quoted-c-code" to { c-code }.
5817 Remove redundant test for "optimize" in combine patterns.
5818 Move (include "avr-dimode.md") to end of file.
5820 2012-01-30 Bin Cheng <bin.cheng@arm.com>
5823 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
5824 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
5826 2012-01-30 Richard Guenther <rguenther@suse.de>
5828 PR tree-optimization/52028
5829 * tree-loop-distribution.c (ldist_gen): Properly update
5832 2012-01-30 Jakub Jelinek <jakub@redhat.com>
5835 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
5836 set_cur_line_info_table if not emitting debug info.
5838 PR tree-optimization/52046
5839 * tree-vect-patterns.c (check_bool_pattern): Give up if
5840 a comparison could throw.
5843 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
5845 2012-01-30 Richard Guenther <rguenther@suse.de>
5847 PR tree-optimization/52045
5848 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
5849 SSA form if cfgcleanup did anything.
5851 2012-01-30 Richard Guenther <rguenther@suse.de>
5853 PR tree-optimization/52045
5854 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
5855 before computing final todo.
5857 2012-01-30 Richard Guenther <rguenther@suse.de>
5859 PR tree-optimization/51528
5860 * tree-sra.c (sra_modify_assign): Re-factor in preparation
5863 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
5865 * df-problems.c (df_kill_notes): Check that the use refers
5866 to the note under examination.
5868 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
5871 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
5872 parameter and use short-lived pseudos.
5873 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
5874 (sparc_expand_vector_init): Const-ify local variables and adjust
5875 calls to above functions.
5877 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
5879 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
5881 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
5883 * doc/invoke.texi: Make usage of "compile time" and
5884 "run time"/"runtime" consistent throughout the file.
5886 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
5888 * config/alpha/alpha.c (alpha_option_override): Default to
5889 full IEEE compliance mode for Go language.
5891 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
5893 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
5894 (LINK_SSP_SPEC): Define.
5896 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5899 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
5902 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
5904 * doc/invoke.texi: Correct hyphenation of "floating point",
5905 "double precision", and related terminology throughout the file.
5907 2012-01-28 Jakub Jelinek <jakub@redhat.com>
5910 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
5911 arm_general_register_operand predicate for operand 2 instead of
5914 2012-01-27 Ian Lance Taylor <iant@google.com>
5917 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
5918 * builtins.c (expand_builtin_init_trampoline): Add onstack
5919 parameter. Change caller.
5920 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
5921 * tree.c (build_common_builtin_nodes): Declare
5922 __builtin_init_heap_trampoline.
5924 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
5926 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
5927 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
5928 * config/avr/avr.c: Ditto.
5929 (avr_regnames): Remove because unused.
5930 * config/avr/avr.md (*cpse.ne): New peephole.
5931 (*cpse.eq): New peephole from former cpse peepholes.
5933 2012-01-27 Michael Eager <eager@eagercon.com>
5935 * config/microblaze.c (microblaze_emit_compare): Correct
5936 test after pcmp instruction.
5938 2012-01-27 Richard Guenther <rguenther@suse.de>
5940 PR tree-optimization/52020
5941 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
5943 2012-01-27 Richard Guenther <rguenther@suse.de>
5945 * ipa-pure-const.c (check_stmt): Clobbers do not make a
5946 function non-const/pure.
5948 2012-01-27 Richard Guenther <rguenther@suse.de>
5950 PR tree-optimization/50444
5951 * tree-sra.c (build_ref_for_offset): Properly adjust the
5952 MEM_REF type for unaligned accesses.
5954 2012-01-27 Richard Guenther <rguenther@suse.de>
5956 PR tree-optimization/50444
5957 * expr.c (mem_ref_refers_to_non_mem_p): New function.
5958 (expand_assignment): Use it. Properly handle misaligned
5959 bases when expanding stores to component references.
5960 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
5963 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
5966 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
5967 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
5968 * tree-data-ref.c (find_data_references_in_loop): Make static.
5969 (compute_all_dependences): Change return type to bool. Bail out
5970 for too many datarefs in a loop. Move the hunk resetting the data
5971 dependences vector from ...
5972 (compute_data_dependences_for_loop): ... here. Account for
5973 compute_all_dependences returning false.
5974 (compute_data_dependences_for_bb): Likewise.
5975 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
5976 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
5978 2012-01-27 Richard Guenther <rguenther@suse.de>
5981 * expr.c (store_field): Use the alias-set of the scratch memory
5984 2012-01-27 Tom de Vries <tom@codesourcery.com>
5986 PR tree-optimization/51990
5987 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
5989 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
5991 2012-01-27 Jakub Jelinek <jakub@redhat.com>
5994 * var-tracking.c (reverse_op): Don't add any reverse operation
5995 if V already has any constant locations.
5997 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
5999 * doc/invoke.texi: Correct usage of "command line" (noun)
6000 vs "command-line" (adjective) throughout.
6002 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6004 * doc/invoke.texi (Language Independent Options): Move
6005 -Wcoverage-mismatch blurb from here....
6006 (Warning Options): ...to here.
6008 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
6010 * config/rs6000/rs6000.c (rs6000_option_override_internal):
6011 Set rs6000_always_hint to false for 476.
6013 2012-01-27 Matthias Klose <doko@ubuntu.com>
6015 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
6017 * incpath.c (add_standard_paths): Likewise.
6019 2012-01-27 Richard Henderson <rth@redhat.com>
6021 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6022 * config/m68k/sync.md (atomic_test_and_set): Rename from
6023 sync_test_and_setqi and adjust the operands.
6024 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
6025 and unconditionally enable.
6027 2012-01-27 Richard Henderson <rth@redhat.com>
6029 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6030 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
6031 (ldstub): Rename from ldstubqi.
6032 (ldstub<I24MODE>): Remove.
6034 2012-01-27 Richard Henderson <rth@redhat.com>
6036 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6037 * c-cppbuiltin.c (cpp_atomic_builtins): Define
6038 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
6039 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
6040 * doc/tm.texi: Rebuild.
6042 2012-01-27 Richard Henderson <rth@redhat.com>
6044 * optabs.c (gen_atomic_test_and_set): Remove default.
6045 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
6047 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6049 PR rtl-optimization/51978
6050 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
6051 (combine_reaching_defs): Likewise.
6052 (struct re_info): Remove.
6053 (add_removable_extension): Remove x and data arguments,
6054 add insn, insn_list and def_map. Use the arguments directly
6055 instead of using struct re_info.
6056 (find_removable_extensions): Don't call add_removable_extension
6057 through note_stores, instead just call it with single_set
6059 (find_and_remove_re): Pass curr_cand->expr instead of
6060 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
6062 2012-01-26 Michael Matz <matz@suse.de>
6064 PR tree-optimization/46590
6065 * cfgexpand.c: Revert last change (r183305).
6066 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
6068 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
6069 checking for emptiness.
6071 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6074 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
6075 non-addressable non-BLKmode base correctly.
6077 2012-01-26 Michael Matz <matz@suse.de>
6079 PR tree-optimization/48794
6080 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
6081 regions referenced from RESX/EH_DISPATCH.
6083 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6085 * config/s390/s390.h: Make BRANCH_COST an option.
6086 * config/s390/s390.opt: New option -mbranch-cost.
6088 2012-01-26 Richard Henderson <rth@redhat.com>
6090 Revert 2012-01-24 change:
6091 * trans-mem.c (requires_barrier): Do not instrument thread local
6092 variables and emit save/restore for them.
6094 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6097 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
6100 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
6102 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
6105 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
6108 Rename __pgm to __flash.
6109 Rename __pgm1 to __flash1.
6110 Rename __pgm2 to __flash2.
6111 Rename __pgm3 to __flash3.
6112 Rename __pgm4 to __flash4.
6113 Rename __pgm5 to __flash5.
6114 Rename __pgmx to __memx.
6115 * doc/extend.texi (AVR Named Address Spaces)
6116 Rename address space names as indicated above.
6117 * config/avr/avr.c (avr_addrspace): Ditto.
6119 * config/avr/avr-protos.h
6120 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
6121 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
6122 * config/avr/predicates.md: Ditto.
6123 * config/avr/avr.c Ditto, and
6124 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
6125 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
6127 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
6128 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
6129 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
6130 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
6131 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
6132 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
6133 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
6134 * config/avr/avr.c: Ditto.
6135 * config/avr/avr.md: Ditto.
6137 2012-01-25 Jason Merrill <jason@redhat.com>
6140 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
6142 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6144 PR tree-optimization/51987
6145 * tree-data-ref.c (get_references_in_stmt): Handle references in
6146 non-volatile GIMPLE_ASM.
6148 2012-01-25 Richard Guenther <rguenther@suse.de>
6150 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
6151 bases are dereferenced.
6153 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6155 PR rtl-optimization/48374
6156 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
6158 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6160 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
6161 compute_data_dependences_for_loop returns false.
6162 * tree-parloops.c (loop_parallel_p): Likewise.
6164 2012-01-25 Richard Guenther <rguenther@suse.de>
6166 * tree.h (get_pointer_alignment_1): Declare.
6167 * builtins.c (get_pointer_alignment_1): New function.
6168 (get_pointer_alignment): Use it.
6170 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6172 PR rtl-optimization/48308
6173 * combine.c (enum undo_kind): Add UNDO_LINKS.
6174 (struct undo): Add member l to other_contents and where.
6175 (do_SUBST_LINK): New.
6177 (try_combine): Handle LOG_LINKS for the dummy i1 case.
6178 (undo_all): Handle UNDO_LINKS.
6180 2012-01-25 Richard Henderson <rth@redhat.com>
6182 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
6185 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6187 * optabs.c (gen_atomic_test_and_set): Use each argument.
6189 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6191 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
6192 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
6193 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
6194 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
6195 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
6196 TARGET_PAIRED_SINGLE_FLOAT.
6198 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6200 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6201 (in_struct, return_val): Remove MEM documentation.
6202 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
6203 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6204 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
6206 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
6207 * cfgexpand.c (add_alias_set_conflicts): Likewise.
6208 * expr.c (store_field): Likewise.
6209 * function.c (assign_stack_temp_for_type): Likewise.
6210 * ifcvt.c (noce_try_cmove_arith): Likewise.
6211 * reload1.c (reload): Likewise.
6212 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
6213 (alpha_set_memflags): Likewise.
6214 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
6216 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6218 * rtl.h (true_dependence, canon_true_dependence): Remove varies
6220 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
6221 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
6222 (true_dependence_1, true_dependence, canon_true_dependence): Remove
6224 * cselib.c (cselib_rtx_varies_p): Delete.
6225 (cselib_invalidate_mem): Update call to canon_true_dependence.
6226 * dse.c (record_store, check_mem_read_rtx): Likewise.
6227 (scan_reads_nospill): Likewise.
6228 * cse.c (check_dependence): Likewise.
6229 (cse_rtx_varies_p): Delete.
6230 * expr.c (safe_from_p): Update call to true_dependence.
6231 * ira.c (validate_equiv_mem_from_store): Likewise.
6232 (memref_referenced_p): Likewise.
6233 * postreload-gcse.c (find_mem_conflicts): Likewise.
6234 * sched-deps.c (sched_analyze_2): Likewise.
6235 * store-motion.c (load_kills_store): Likewise.
6236 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
6237 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6238 (compute_transp): Update call to canon_true_dependence.
6240 2012-01-25 Richard Henderson <rth@redhat.com>
6242 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
6243 (maybe_emit_atomic_test_and_set): New.
6244 (expand_sync_lock_test_and_set): Use it.
6245 (expand_atomic_test_and_set): Likewise.
6246 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
6247 the implementation; clarify implementation defined details.
6248 * doc/md.texi (atomic_test_and_set): Document.
6250 2012-01-25 Richard Henderson <rth@redhat.com>
6252 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
6254 2012-01-25 Richard Henderson <rth@redhat.com>
6257 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
6258 to effect no-op split.
6260 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6263 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
6264 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
6265 (BT_FN_VOID_PTR_INT_SIZE): New.
6266 (BT_FN_UINT_UINT_VAR): Remove.
6267 (BT_FN_UINT32_UINT32_VAR): New.
6268 (BT_FN_DOUBLE_VPTR): Remove.
6269 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
6271 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
6272 (_ITM_changeTransactionMode): Same.
6273 (_ITM_memmoveRtWt): Change return type to void.
6274 (_ITM_memcpyRtWt): Same.
6275 (_ITM_memsetW): Same.
6276 (_ITM_RaRD): Change types to double.
6281 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
6283 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6284 Patrick Marlier <patrick.marlier@gmail.com>
6286 * trans-mem.c (requires_barrier): Do not instrument thread local
6287 variables and emit save/restore for them.
6289 2012-01-24 Jason Merrill <jason@redhat.com>
6292 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
6293 output static aliases.
6295 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6298 * common.opt (-pie, -shared, pie, shared): Change from Common to
6300 * gcc.c (display_help): Display help for -pie and -shared.
6302 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
6305 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
6306 Remove note on size/offset limitation.
6307 (AVR Variable Attributes): Add example how to read data located
6308 with progmem. Refer to named address spaces.
6309 * doc/invoke.texi (AVR Options): Fix typo.
6311 2012-01-24 Richard Guenther <rguenther@suse.de>
6313 Forward-port to trunk
6314 2010-09-21 Jakub Jelinek <jakub@redhat.com>
6317 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
6318 op0 isn't sufficiently aligned and there is movmisalignM
6319 insn for mode, use it to load op0 into a temporary register.
6321 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6324 * target.def (const_not_ok_for_debug_p): New hook.
6325 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
6327 * doc/tm.texi: Regenerated.
6328 * dwarf2out.c (const_ok_for_output_1): If
6329 targetm.const_not_ok_for_debug_p returns true, fail.
6330 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
6332 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
6334 2012-01-23 Kai Tietz <ktietz@redhat.com>
6337 * config/i386/predicates.md (symbolic_operand): Allow
6338 UNSPEC_PCREL as PIC expression for lea.
6339 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
6340 * config/i386/i386.c (ix86_delegitimize_address): Handle
6341 UNSPEC_PCREL for none-MEM, too.
6343 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6345 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
6346 (ipa_tm_create_version_alias): Same.
6348 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
6351 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
6352 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
6354 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6355 Patrick Marlier <patrick.marlier@gmail.com>
6356 Iain Sandoe <developer@sandoe-acoustics.co.uk>
6359 * lto-wrapper.c (run_gcc): Pass the LTO section name to
6360 simple_object_start_read.
6362 2012-01-23 Richard Guenther <rguenther@suse.de>
6365 PR tree-optimization/51895
6366 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
6367 parameter decomposition into BLKmode components.
6369 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
6371 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
6372 fake variables for restrict-qualified pointers whose pointed-to type
6373 contains a placeholder.
6375 2012-01-23 Richard Guenther <rguenther@suse.de>
6377 PR tree-optimization/51949
6378 * ipa-split.c (execute_split_functions): Do not split malloc functions.
6380 2012-01-23 Jakub Jelinek <jakub@redhat.com>
6382 PR rtl-optimization/51933
6383 * ree.c (transform_ifelse): Return true right away if dstreg is
6384 already wider or equal to cand->mode.
6385 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
6386 (make_defs_and_copies_lists): Remove defs_list and copies_list
6387 arguments, add state argument, just truncate state->work_list
6388 instead of always allocating and freeing the vector. Assert that
6389 get_defs succeeds instead of returning 2. Changed return type to bool.
6390 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
6391 have ext_src_mode, see if it has been modified already with the
6392 right kind of extension and has been extended before from the
6393 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
6394 just return true. Remember the original mode in state->modified array.
6395 (combine_reaching_defs): Add state argument. Don't allocate and
6396 free here def_list, copied_list and vec vectors, instead just
6397 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
6398 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
6399 Add state variable, clear vectors in it, initialize state.modified
6400 if needed. Free all the vectors at the end and state.modified too.
6401 Don't skip a candidate if the extension expression has been modified.
6403 2012-01-22 Douglas B Rupp <rupp@gnat.com>
6406 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
6407 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
6408 (extra_options) interix.opt -> i386/interix.opt"
6409 (extra_objs):Add winnt-stubs.o
6410 * configure.ac: Add interix to target_os .comm on PE check.
6411 * configure: Regenerate.
6412 * config/interix3.h: Delete and move bits to..
6413 * config/interix.h: Delete and move bits to..
6414 * config/i386/i386-interix3.h: Delete and move bits to..
6415 * config/i386/i386-interix.h: ..here.
6416 (TARGET_CPU_DEFAULT): Remove redefinition.
6417 (TARGET_ASM_CONSTRUCTOR): Undefine.
6418 (SUBTARGET_SWITCHES): Define for ms-bitfields.
6419 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
6420 (PTRDIFF_TYPE): Define.
6421 (LONG_DOUBLE_TYPE_SIZE): Define.
6422 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
6423 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
6424 (TARGET_SECTION_TYPE_FLAGS): Define.
6425 (ASM_DECLARE_FUNCTION_NAME): Define.
6426 (ASM_OUTPUT_EXTERNAL): Define.
6427 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
6428 (ASM_OUTPUT_ALIGNED_BSS): Define.
6429 (PCC_BITFIELD_TYPE_MATTERS): Define.
6430 (USE_CONST_SECTION): Define.
6431 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
6432 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
6433 (SUPPORTS_ONE_ONLY): Remove.
6434 (I386_PE_STRIP_ENCODING): Define.
6435 * config/interix.opt: Delete and move bits to..
6436 * config/i386/interix.opt: ..here. New.
6437 (mpe-aligned-commons): Add.
6438 * config/i386/t-interix: Add copyright header.
6439 (winnt-stubs.o): Add rule.
6441 2012-01-22 Jason Merrill <jason@redhat.com>
6444 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
6445 for extra name aliases.
6447 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
6449 PR rtl-optimization/51924
6450 * ree.c (combine_set_extension): Improve debugging message.
6451 (combine_reaching_defs): Likewise.
6452 (get_defs): Rename confusingly named variable.
6453 (find_and_remove_re): Skip a candidate if the extension expression has
6456 2012-01-21 Robert Millan <rmh@gnu.org>
6457 Gerald Pfeifer <gerald@pfeifer.com>
6459 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
6460 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
6462 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6464 PR tree-optimization/51914
6465 * tree-vect-stmts.c (vectorizable_conversion): For
6466 cvt_type && modifier == WIDEN, put temporary with cvt_type
6467 at the beginning of vec_dsts and set vec_dest to temporary
6470 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
6472 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
6474 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
6476 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
6477 * config/rs6000/rs6000.c: Likewise.
6479 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6482 * config/arm/arm.c (arm_count_output_move_double_insns): Call
6483 output_move_double on a copy of operands array.
6485 2012-01-20 Cary Coutant <ccoutant@google.com>
6486 Dodji Seketeli <dodji@redhat.com>
6489 * dwarf2out.c (copy_declaration_context): Return ref to parent
6490 of declaration DIE, if necessary.
6491 (remove_child_or_replace_with_skeleton): Add new parameter; update
6492 caller. Place skeleton DIE under parent DIE of original declaration.
6493 Move call to copy_declaration_context to here ...
6494 (break_out_comdat_types): ... from here.
6496 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6498 PR rtl-optimization/51856
6499 * reload.c (find_reloads_subreg_address): Set the address_reloaded
6502 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6505 * config/arm/arm.c (arm_print_operand): Correct output of alignment
6506 hints for neon loads and stores.
6508 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
6512 * doc/extend.texi (Named Address Spaces): Split into subsections.
6513 (AVR Named Address Spaces): New subsection.
6514 (M32C Named Address Spaces): New subsection.
6515 (RL78 Named Address Spaces): New subsection.
6516 (SPU Named Address Spaces): New subsection.
6517 (Variable Attributes): New anchor "AVR Variable Attributes".
6518 (AVR Variable Attributes): Rewrite and avoid wording
6519 "address space" in this context.
6520 * doc/invoke.texi (AVR Options): Rewrite and add documentation
6521 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
6522 (AVR Built-in Macros): New subsubsection therein.
6523 * doc/md.texi (AVR constraints): Remove "C04", "R".
6525 2012-01-20 Richard Guenther <rguenther@suse.de>
6527 PR tree-optimization/51903
6528 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
6529 when removing stmts.
6531 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6534 * config/arm/arm.c (arm_load_pic_register): Use
6535 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
6536 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
6537 (arm_pic_static_addr): Likewise.
6538 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
6539 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
6540 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
6541 (pic_load_addr_unified): New.
6543 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
6546 * function.c (instantiate_virtual_regs_in_insn): Use
6547 delete_insn_and_edges when removing a wrong asm insn.
6549 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
6551 PR rtl-optimization/40761
6552 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
6553 Add new member loop_num.
6554 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
6555 (ira_build): Remove the parameter.
6557 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
6558 (ira.c): Do not build CFG loops for one region allocation. Remove
6559 argument from ira_build call.
6561 * ira-build.c (init_loop_tree_node): New function.
6562 (create_loop_tree_nodes): Use it. Separate the case when CFG
6563 loops are not built.
6564 (more_one_region_p): Check current_loops.
6565 (finish_loop_tree_nodes): Separate the case when CFG loops are not
6567 (add_loop_to_tree): Process loop equal to NULL too.
6568 (form_loop_tree): Separate the case when CFG loops are not built.
6569 Use explicitly number for the root.
6570 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
6572 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
6573 instead of loop->num.
6574 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
6575 (mark_all_loops_for_removal): Ditto.
6576 (remove_unnecessary_regions): Separate the case when CFG loops
6578 (ira_build): Remove the parameter. Use explicit number of regions
6579 when CFG loops are not built.
6581 * ira-color.c (print_loop_title): Separate the case for the root node.
6582 Use loop_num instead of loop->num.
6583 (move_spill_restore): Use loop_num instead of loop->num.
6585 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
6586 (change_loop): Ditto.
6587 (change_loop): Use loop_num instead of loop->num.
6589 * ira-lives.c (process_bb_node_lives): Ditto.
6591 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
6593 * ira-conflicts.c (print_allocno_conflicts): Ditto.
6595 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6598 * tree-mudflap.c (mf_artificial): New function.
6599 (execute_mudflap_function_ops, execute_mudflap_function_decls,
6600 mx_register_decls, mudflap_enqueue_decl): Use it.
6603 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
6604 numbers in the insn pattern.
6606 2012-01-19 Michael Matz <matz@suse.de>
6608 PR tree-optimization/46590
6609 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
6610 use it in remembering which conflicts we already created.
6611 (add_scope_conflicts): Adjust call to above, (de)allocate helper
6614 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
6617 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
6618 (merge_and_complain): Same.
6620 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6623 * config/initfini-array.h: Guard content of the header
6624 with #ifdef HAVE_INITFINI_ARRAY.
6625 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
6626 Add initfini-array.h to tm_file here.
6627 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
6628 * config.gcc: Don't add initfini-array.h to tm_file here.
6629 * configure: Regenerated.
6631 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
6633 PR rtl-optimization/51505
6634 * df-problems.c (df_kill_notes): New parameter live. Update comment.
6635 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
6636 (df_note_bb_compute): Update the call to df_kill_notes.
6638 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
6640 * trans-mem.c (requires_barrier): Remove call to is_global_var.
6642 2012-01-18 Richard Guenther <rguenther@suse.de>
6644 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
6645 of conversions to void *.
6647 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6648 Richard Sandiford <rdsandiford@googlemail.com>
6652 * optabs.h (simplify_expand_binop): Declare.
6653 * optabs.c (simplify_expand_binop): Make global.
6654 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
6655 endian targets if the source cannot be exactly covered by word
6658 2012-01-17 Jakub Jelinek <jakub@redhat.com>
6661 * hard-reg-set.h (struct hard_reg_set_container): New type.
6662 * target.h (struct hard_reg_set_container): Forward declare.
6663 * target.def (set_up_by_prologue): New target hook.
6664 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
6665 * doc/tm.texi: Regenerated.
6666 * function.c (thread_prologue_and_epilogue_insns): Change
6667 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
6668 Call targetm.set_up_by_prologue on it.
6669 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
6670 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
6672 2012-01-17 Nick Clifton <nickc@redhat.com>
6674 * config/rx/rx.c (rx_can_use_simple_return): New function.
6675 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
6676 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
6678 2012-01-17 Richard Guenther <rguenther@suse.de>
6681 * expr.c (expand_assignment): Take address-space information
6682 from the address operand of MEM_REF and TARGET_MEM_REF.
6683 (expand_expr_real_1): Likewise.
6685 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6687 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
6688 reload dump is requested.
6690 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
6693 * trans-mem.c (requires_barrier): Call may_be_aliased.
6695 2012-01-17 Jakub Jelinek <jakub@redhat.com>
6697 PR tree-optimization/51877
6698 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
6699 call arguments and fndecls compare equal, instead return false if they
6700 don't. Return true only if lhs1 and lhs2 are either both NULL, or
6701 both SSA_NAMEs that are valueized the same, or they satisfy
6704 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6706 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
6708 * configure: Regenerate.
6710 2012-01-16 Jan Hubicka <jh@suse.cz>
6714 * convert.c (convert_to_integer): Use fold_convert for
6715 converting an INTEGER_CST to integer type.
6717 2012-01-16 Jason Merrill <jason@redhat.com>
6720 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
6722 2012-01-16 Jakub Jelinek <jakub@redhat.com>
6725 * config/s390/s390.c (s390_chunkify_start): Don't skip
6726 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
6727 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
6728 If insn is followed by NOTE_INSN_VAR_LOCATION or
6729 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
6730 Don't use location of note insns.
6732 PR tree-optimization/51865
6733 * tree-inline.c (tree_function_versioning): Call remap_decl
6734 on DECL_RESULT whenever it has VOID_TYPE_P type.
6736 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
6738 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
6739 for calls to locally-binding MIPS16 functions if only the return
6740 type uses float regs.
6742 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
6743 Richard Sandiford <rdsandiford@googlemail.com>
6745 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
6746 (SYMBOL_32_HIGH): Likewise.
6747 (mips_output_tls_reloc_directive): Declare.
6748 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
6749 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
6750 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
6751 (mips_lo_relocs, mips_hi_relocs): Make extern.
6752 (mips16_stub_function): Move up file.
6753 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
6754 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
6755 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
6756 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
6757 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
6758 (mips_get_tp): Add MIPS16 support.
6759 (mips_legitimize_tls_address): Remove MIPS16 sorry().
6760 Generalize DTPREL and TPREL handling.
6761 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
6762 Add MIPS16 TLS support.
6763 (mips_output_tls_reloc_directive): New function.
6764 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
6765 * config/mips/predicates.md (symbolic_operand_with_high)
6766 (tls_reloc_operand): New predicates.
6767 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
6768 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
6769 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
6770 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
6771 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
6772 (*tls_get_tp_mips16_call_<mode>): Likewise.
6774 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
6776 PR rtl-optimization/51821
6777 * recog.c (peep2_find_free_register): Determine clobbered registers
6780 2012-01-14 Denis Chertykov <chertykov@gmail.com>
6783 * config/avr/avr-protos.h: Revert change of 2012-01-09.
6784 * config/avr/avr.c: Likewise.
6785 * config/avr/avr.h: Likewise.
6787 2012-01-13 Ian Lance Taylor <iant@google.com>
6790 * tree.h (TYPE_QUALS): Add cast to int.
6791 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
6793 2012-01-13 Ian Lance Taylor <iant@google.com>
6795 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
6796 comparing param_index to VEC_length result.
6798 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
6800 * c-decl.c: Do not include tree-mudflap.h
6801 * tree-optimize.c: Likewise.
6802 * Makefile.in: Update dependencies.
6804 2012-01-13 Richard Guenther <rguenther@suse.de>
6807 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
6808 variable-sized result always use RSO.
6810 2012-01-12 DJ Delorie <dj@redhat.com>
6812 * cfgexpand.c (convert_debug_memory_address): Allow any valid
6813 pointer type, not just the default pointer type.
6815 2012-01-09 Richard Henderson <rth@redhat.com>
6816 Denis Chertykov <chertykov@gmail.com>
6819 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
6820 * config/avr/avr.c (avr_can_eliminate): Simplify.
6821 (avr_initial_elimination_offset): Likewise.
6822 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
6823 (expand_epilogue): Likewise.
6824 (avr_legitimize_address): Gut.
6825 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
6826 (avr_hard_regno_nregs): New.
6827 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
6828 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
6829 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
6830 add soft frame pointer.
6831 (CALL_USED_REGISTERS): Likewise.
6832 (REG_CLASS_CONTENTS): Likewise.
6833 (REGISTER_NAMES): Likewise.
6834 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
6835 (HARD_FRAME_POINTER_REGNUM): New.
6836 (FRAME_POINTER_REGNUM): Use soft frame pointer.
6837 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
6838 remove the HARD_FRAME_POINTER self-elimination.
6840 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
6843 * config/avr/avr.c (avr_encode_section_info): Test for absence of
6844 DECL_EXTERNAL when checking for initializers of progmem variables.
6846 2012-01-12 Ira Rosen <irar@il.ibm.com>
6848 PR tree-optimization/51799
6849 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
6850 that the last operation is a type demotion.
6852 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
6854 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
6855 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
6857 2012-01-11 Jakub Jelinek <jakub@redhat.com>
6860 * combine.c (distribute_notes): If i3 is a noreturn call,
6861 allow old_size to be equal to args_size and make sure the
6862 noreturn call gets REG_ARGS_SIZE note.
6863 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
6864 on noreturn calls even when the delta is 0.
6866 2012-01-11 Nathan Sidwell <nathan@acm.org>
6868 * gcov.c (STRING_SIZE): Remove.
6869 (generate_results): Erase annotations for source files with no
6870 coverage information.
6872 (output_lines): Use it.
6874 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
6876 * gimple.h (gimplify_body): Remove first argument.
6877 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
6878 pointer set here, instead just pass DATA to walk_tree.
6879 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
6880 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
6881 (unvisit_body): Likewise, but with unmark_visited.
6882 (gimplify_body): Remove BODY_P argument and adjust.
6883 (gimplify_function_tree): Adjust call to gimplify_body.
6884 * omp-low.c (finalize_task_copyfn): Likewise.
6886 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
6888 * tree.h (build_function_decl_skip_args): Add boolean parameter.
6889 (build_function_type_skip_args): Delete.
6890 * tree.c (build_function_type_skip_args): Make static and add
6891 SKIP_RETURN parameter. Fix thinko in the handling of variants.
6892 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
6893 pass it to build_function_type_skip_args.
6894 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
6895 (tree_function_versioning): Likewise.
6896 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
6897 build_function_decl_skip_args.
6898 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
6899 and pass it to build_function_decl_skip_args/tree_function_versioning.
6900 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
6901 * ipa-inline-transform.c (save_inline_function_body): Likewise.
6902 * trans-mem.c (ipa_tm_create_version): Likewise.
6903 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
6904 * tree-inline.c (declare_return_variable): Remove always-true test.
6905 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
6906 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
6907 * ipa-split.c (split_function): Skip the return value for the split
6908 part if it doesn't return.
6910 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6912 PR tree-optimization/49642
6913 * ipa-split.c (forbidden_dominators): New variable.
6914 (check_forbidden_calls): New function.
6915 (dominated_by_forbidden): Likewise.
6916 (consider_split): Check for forbidden dominators.
6917 (execute_split_functions): Initialize and free forbidden
6918 dominators info; call check_forbidden_calls.
6920 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6922 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
6924 2012-01-11 Nick Clifton <nickc@redhat.com>
6926 * config/rx/rx.md (return): Define pattern.
6928 2012-01-11 Richard Guenther <rguenther@suse.de>
6930 * doc/extend.texi (malloc attribute): Adjust according to
6933 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
6934 Patrick Marlier <patrick.marlier@gmail.com>
6937 * trans-mem.c (get_cg_data): Traverse aliases if requested.
6938 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
6939 (ipa_tm_note_irrevocable): Same.
6940 (ipa_tm_scan_irr_block): Same.
6941 (ipa_tm_decrement_clone_counts): Same.
6942 (ipa_tm_scan_irr_function): Same.
6943 (ipa_tm_create_version_alias): Same.
6944 (ipa_tm_create_version): Same.
6945 (ipa_tm_transform_calls_redirect): Same.
6946 (ipa_tm_transform_calls): Same.
6947 (ipa_tm_transform_transaction): Same.
6948 (ipa_tm_execute): Same.
6950 2012-01-10 Richard Guenther <rguenther@suse.de>
6953 * opts.c (common_handle_option): Handle -Werror.
6955 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
6957 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
6960 2012-01-10 Jason Merrill <jason@redhat.com>
6962 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
6965 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6967 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
6968 supports R_386_TLS_GD_PLT reloc.
6969 (gcc_cv_as_ix86_tlsldmplt): Check if linker
6970 supports R_386_TLS_LDM_PLT reloc.
6971 * configure: Regenerate.
6972 * config.in: Regenerate.
6974 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
6977 Extend __pgmx semantics to linearize memory.
6978 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
6979 determine if code comes inline or from libgcc.
6980 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
6981 (movmem_qi, movmem_qi): Set constraint #2 to "n".
6982 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
6983 (movmemx_qi, movmemx_hi): New insns.
6984 (xload_<mode>_libgcc): Rewrite to new insn condition.
6985 (xload_<mode>): Remove insns.
6986 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
6987 cases that don't satisfy avr_xload_libgcc_p().
6988 (avr_addr_space_convert): Allow converting in any direction.
6989 (avr_addr_space_subset_p): Return always true.
6990 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
6991 (avr_emit_movmemhi): Ditto.
6992 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
6993 (avr_out_movmem): Ditto.
6994 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
6995 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
6996 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
6997 (avr_encode_section_info): Encode 'progmem' in symbol flags.
6998 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
7000 2012-01-10 Richard Guenther <rguenther@suse.de>
7002 PR tree-optimization/50913
7003 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
7004 Require data-refs to be representable by Graphite with respect
7007 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
7009 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
7010 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
7012 2012-01-10 Tom de Vries <tom@codesourcery.com>
7014 PR rtl-optimization/51271
7015 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
7016 handling annulled branch.
7018 2012-01-10 Richard Henderson <rth@redhat.com>
7020 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
7021 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
7022 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
7023 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
7024 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
7025 arm_expand_vec_perm_const): New.
7026 * config/arm/arm-protos.h: Update.
7027 * config/arm/neon.md (UNSPEC_VCONCAT): New.
7028 (*neon_vswp<VDQX>): New.
7029 (neon_vcombine<VDX>): Use neon_split_vcombine.
7030 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
7031 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
7032 (vec_perm<VE>): New.
7034 2012-01-10 Richard Henderson <rth@redhat.com>
7036 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
7037 use it if reload_completed.
7038 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
7039 arm_output_asm_insn, arm_process_output_memory_barrier,
7040 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
7041 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
7042 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
7043 arm_process_output_sync_insn, arm_output_sync_insn,
7044 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
7045 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
7046 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
7047 (emit_unlikely_jump): New.
7048 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
7049 (arm_split_atomic_op): New.
7050 * config/arm/arm-protos.h: Update.
7051 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
7052 (struct arm_sync_generator): Remove.
7053 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
7054 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
7055 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
7056 (VUNSPEC_LL, VUNSPEC_SC): New.
7057 (sync_result, sync_memory, sync_required_value, sync_new_value,
7058 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
7059 (attr length): Don't use arm_sync_loop_insns.
7060 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
7061 (movsfcc, movdfcc): Likewise.
7062 * config/arm/constraints.md (Ua): New.
7063 * config/arm/prediates.md (mem_noofs_operand): New.
7064 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
7065 (sync_clobber, sync_t2_reqd): Remove.
7066 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
7067 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
7068 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
7069 (arm_sync_compare_and_swap<SIDI>): Remove.
7070 (arm_sync_compare_and_swap<NARROW>): Remove.
7071 (arm_sync_lock_test_and_set<SIDI>): Remove.
7072 (arm_sync_lock_test_and_set<NARROW>): Remove.
7073 (arm_sync_new_<syncop><SIDI>): Remove.
7074 (arm_sync_new_<syncop><NARROW>): Remove.
7075 (arm_sync_new_nand<SIDI>): Remove.
7076 (arm_sync_new_nand<NARROW>): Remove.
7077 (arm_sync_old_<syncop><SIDI>): Remove.
7078 (arm_sync_old_<syncop><NARROW>): Remove.
7079 (arm_sync_old_nand<SIDI>): Remove.
7080 (arm_sync_old_nand<NARROW>): Remove.
7081 (*memory_barrier): Merge arm_output_memory_barrier.
7082 (atomic_compare_and_swap<QHSD>): New.
7083 (atomic_compare_and_swap<NARROW>_1): New.
7084 (atomic_compare_and_swap<SIDI>_1): New.
7085 (atomic_exchange<QHSD>): New.
7086 (cas_cmp_operand, cas_cmp_str): New.
7087 (atomic_op_operand, atomic_op_str): New.
7088 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
7089 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
7090 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
7091 (arm_load_exclusive<NARROW>): New.
7092 (arm_load_exclusivesi, arm_load_exclusivedi): New.
7093 (arm_store_exclusive<QHSD>): New.
7095 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7097 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
7098 reload patterns if -mvsx-scalar-memory.
7100 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
7101 generated, even -mno-vsx-scalar-double was used.
7102 (vsx_xscvdpsp_scalar): Likewise.
7103 (vsx_xscvspdp_scalar2): Likewise.
7105 2012-01-09 Tom de Vries <tom@codesourcery.com>
7106 Andrew Pinski <apinski@cavium.com>
7109 * reorg.c (fill_slots_from_thread): Don't speculate
7110 frame-related insns.
7112 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
7114 * sched-int.h (bb_note): Move to...
7115 * basic-block.h: ...here.
7116 * haifa-sched.c (bb_note): Move to...
7117 * cfgrtl.c: ...here.
7118 * function.c (next_block_for_reg): New function.
7119 (move_insn_for_shrink_wrap): Likewise.
7120 (prepare_shrink_wrap): Rewrite to use the above.
7122 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
7124 * gimple.c (is_gimple_non_addressable): Remove.
7125 * gimple.h: Remove is_gimple_non_addressable.
7126 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
7127 is_gimple_non_addressable.
7128 * trans-mem.c (expand_assign_tm): Same.
7130 2012-01-09 Richard Guenther <rguenther@suse.de>
7132 PR tree-optimization/51775
7133 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
7134 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
7136 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7138 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7140 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7142 2012-01-09 Richard Guenther <rguenther@suse.de>
7144 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
7146 2012-01-08 Jan Hubicka <jh@suse.cz>
7148 PR tree-optimize/51680
7149 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
7150 on when known_vals needs to be computed; cleanup.
7152 2012-01-08 Jan Hubicka <jh@suse.cz>
7154 PR tree-optimize/51694
7155 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
7157 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
7159 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
7160 for -std=c++98 and -std=c++11 too.
7162 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
7164 * cfgloop.c (cancel_loop): Add free() of bbs array.
7166 2012-01-07 Jan Hubicka <jh@suse.cz>
7168 PR tree-optimization/51600
7169 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
7170 that benefits small functions.
7172 2012-01-07 Jan Hubicka <jh@suse.cz>
7174 * ipa-inline.c (want_inline_small_function_p): Fix formating.
7176 2012-01-07 Jan Hubicka <jh@suse.cz>
7178 PR tree-optimization/51680
7179 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
7180 whose inlining reduce unit size.
7182 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
7185 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
7186 Add canonical node to containing_mem chain after the non-canonical
7187 one, even if there weren't any locs to propagate.
7188 (remove_useless_values): Keep only canonical values.
7189 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
7190 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
7191 canonicalize mem_chain elements that are not discarded.
7193 2012-01-06 Jakub Jelinek <jakub@redhat.com>
7196 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
7197 before emitting functions.
7199 PR gcov-profile/50127
7200 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
7201 clear_aux_for_blocks.
7203 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
7206 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
7208 2012-01-06 Arnaud Charlet <charlet@adacore.com>
7210 * c-decl.c (ext_block): Moved up.
7211 (collect_all_refs, for_each_global_decl): Take ext_block into account.
7213 2012-01-06 Han Shen <shenhan@google.com>
7215 Translate built-in include paths for sysroot.
7216 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
7217 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
7219 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
7220 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
7222 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
7223 control whether sysroot should be prepended to gxx include dir.
7225 * configure: Regenerate.
7227 2012-01-06 Torvald Riegel <triegel@redhat.com>
7229 PR rtl-optimization/51771
7230 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
7231 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
7233 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7235 PR tree-optimization/51315
7236 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
7237 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
7239 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
7242 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
7243 for shrp pattern. Correctly handle and fixup shift variable.
7244 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
7246 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7249 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
7250 note when !ACCUMULATE_OUTGOING_ARGS.
7252 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7254 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
7256 (extract_range_from_unary_expr_1): Avoid useless computations.
7258 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7260 PR rtl-optimization/51767
7261 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
7262 of jump_block and add an extra edge for degenerated asm gotos.
7265 * stmt.c (check_unique_operand_names): Don't ICE during error
7266 reporting if i is from labels chain.
7269 * profile.c (branch_prob): Split bbs that have exit edge
7270 and need a fake entry edge too.
7272 2012-01-05 Jan Hubicka <jh@suse.cz>
7275 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
7278 2012-01-05 Richard Guenther <rguenther@suse.de>
7281 * tree-streamer-out.c (write_ts_optimization): New function.
7282 (streamer_write_tree_body): Call it.
7283 * tree-streamer-in.c (lto_input_ts_optimization): New function.
7284 (streamer_read_tree_body): Call it.
7285 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
7287 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7290 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
7291 * gimplify.c (gimplify_cleanup_point_expr): Save and set
7292 in_cleanup_point_expr before gimplify_stmt call and restore it
7294 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
7295 in_cleanup_point_expr is false.
7297 2012-01-05 Richard Guenther <rguenther@suse.de>
7300 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
7302 * toplev.c (process_options): Reject combining mudflap and LTO.
7303 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
7305 2012-01-05 Richard Guenther <rguenther@suse.de>
7307 PR tree-optimization/51760
7308 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
7310 (bit_value_unop): Handle UNDEFINED operands.
7311 (bit_value_binop): Likewise.
7313 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
7315 * config/avr/avr.c (avr_replace_prefix): Remove.
7316 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
7317 (avr_asm_function_rodata_section): Ditto.
7318 (avr_asm_select_section): Ditto.
7320 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
7322 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
7325 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7328 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
7329 calls that have any non-fake successor edges.
7332 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
7334 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
7336 PR tree-optimization/51624
7337 * tree-sra.c (build_ref_for_model): When replicating a chain of
7338 COMPONENT_REFs, stop as soon as the offset would become negative.
7340 2012-01-04 Jakub Jelinek <jakub@redhat.com>
7343 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
7344 in .debug_loc on the floor.
7346 2012-01-04 Andrew Pinski <apinski@cavium.com>
7348 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
7350 2012-01-04 Andrew Pinski <apinski@cavium.com>
7351 Adam Nemet <anemet@caviumnetworks.com>
7353 * config/mips/mips.md (size): Add SI and DI.
7354 (SIZE): New mode attribute.
7355 (U): New code attribute.
7356 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
7357 (mips_lbux_<mode>): Delete.
7358 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
7359 (mips_lhx): Use gen_mips_lhx_extsi.
7360 (mips_lhx_<mode>): Delete.
7362 (mips_l<size>x): New expand.
7363 (mips_lwx_<mode>): Delete.
7364 (mips_l<GPR:size>x_<P:mode>): New pattern.
7365 (*mips_lw<u>x_<P:mode>_ext): Likewise.
7366 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
7367 * config/mips/mips.c (mips_lx_address_p): New function.
7368 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
7369 (dsp64): New availability predicate.
7370 (mips_builtins): Add an entry for __builtin_mips_ldx.
7371 * config/mips/mips.h (ISA_HAS_LBX): New define.
7372 (ISA_HAS_LBUX): Likewise.
7373 (ISA_HAS_LHX): Likewise.
7374 (ISA_HAS_LHUX): Likewise.
7375 (ISA_HAS_LWX): Likewise.
7376 (ISA_HAS_LWUX): Likewise.
7377 (ISA_HAS_LDX): Likewise.
7378 * doc/extend.texi (__builtin_mips_ldx): Document.
7380 2012-01-04 Tristan Gingold <gingold@adacore.com>
7382 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
7383 when long pointers are used.
7384 * config.build (*-*-*vms*): Handle all OpenVMS targets.
7385 (alpha64-dec-*vms*, alpha*-dec-*vms*)
7386 (ia64-hp-*vms*): Remove.
7387 * config/vms/xm-vms64.h: Delete.
7389 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7392 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
7394 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7396 * opts.c (finish_options): Remove duplicate sorry.
7398 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7401 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
7404 2012-01-04 Richard Guenther <rguenther@suse.de>
7407 * tree.c (size_low_cst): New function.
7408 * tree.h (size_low_cst): Declare.
7409 * fold-const.c (fold_comparison): Use it to extract the low
7410 part of the POINTER_PLUS_EXPR offset.
7412 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
7414 Fix clearing ZERO_REG
7415 * config/avr/avr.md (cc): Add alternative "ldi".
7416 (movqi_insn): Use it in cc attribute.
7417 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
7418 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
7419 (output_reload_insisf): Use ZERO_REG to pre-clear register.
7421 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7423 * configure: Regenerate.
7425 2012-01-04 Richard Guenther <rguenther@suse.de>
7427 PR tree-optimization/49651
7428 * tree-ssa-structalias.c (type_can_have_subvars): New function.
7429 (var_can_have_subvars): Use it.
7430 (get_constraint_for_1): Only consider subfields if there can be any.
7432 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7435 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
7436 to its new canonical_cselib_val and the cselib_val was in
7437 first_containing_mem chain, but the canonical_cselib_val was not,
7438 add the latter into the chain.
7439 (cselib_invalidate_mem): Compare canonical_cselib_val of
7440 addr_list chain elt with v.
7443 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
7444 dwarf2out_undef): Allocate e.info using ggc_strdup instead
7446 (output_macinfo_op): Don't ggc_strdup fd->filename.
7447 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
7448 then ggc_strdup it. Don't free inc->info or cur->info.
7449 (output_macinfo): Don't free ref->info or file->info.
7451 2012-01-03 Ira Rosen <irar@il.ibm.com>
7453 PR tree-optimization/51269
7454 * tree-vect-loop-manip.c (set_prologue_iterations): Make
7455 first_niters a pointer.
7456 (slpeel_tree_peel_loop_to_edge): Likewise.
7457 (vect_do_peeling_for_loop_bound): Update call to
7458 slpeel_tree_peel_loop_to_edge.
7459 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
7460 here. Remove it from the parameters list.
7461 (vect_do_peeling_for_alignment): Update calls and compute
7464 2012-01-03 Richard Guenther <rguenther@suse.de>
7466 PR tree-optimization/51070
7467 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
7468 Properly handle calls.
7470 2012-01-03 Richard Guenther <rguenther@suse.de>
7472 PR tree-optimization/51692
7473 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
7474 the LHS of allocation stmts.
7476 2012-01-03 Olivier Hainque <hainque@adacore.com>
7478 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
7480 2012-01-03 Olivier Hainque <hainque@adacore.com>
7482 * collect2.c (main): In AIX specific computations for vector
7483 insertions, use CONST_CAST2 to cast from char ** to const char **.
7485 2012-01-03 Richard Guenther <rguenther@suse.de>
7488 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
7489 the context of a limbo DIE when it does not already exist.
7491 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7493 PR tree-optimization/51719
7494 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
7495 but direct call is, clear direct call's lhs and don't add fallthrough
7496 edge from dcall_bb to join_bb and PHIs.
7498 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7500 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
7501 the instructions emitted by the pattern.
7502 ("*TDC_insn_<mode>"): Add comment.
7504 2012-01-03 Richard Guenther <rguenther@suse.de>
7507 * fold-const.c (fold_comparison): Properly canonicalize
7508 tree offset and HOST_WIDE_INT bit position.
7510 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
7512 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
7513 operands for extzv pattern.
7515 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7518 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
7521 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
7523 * doc/invoke.texi (-flto and related options): Copy-edit.
7525 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7527 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
7529 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7531 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
7534 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7536 * expr.h (move_by_pieces_ninsns): Declare.
7537 * expr.c (move_by_pieces_ninsns): Make external.
7538 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
7539 (mips_store_by_pieces_p): Likewise.
7540 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
7541 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
7542 * config/mips/mips.c (mips_move_by_pieces_p): New function.
7543 (mips_store_by_pieces_p): Likewise.
7545 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7547 * passes.c (register_one_dump_file): Free full_name.
7549 * reload1.c (reload): Don't allocate reg_max_ref_width here.
7550 (calculate_elim_costs_all_insns): Free offsets_at and
7551 offsets_known_at at the end and clear the pointers.
7553 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7555 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
7556 this option introduced in r180739.
7558 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7561 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
7562 (tmake_file target=avr): Add avr/t-multilib.
7564 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
7565 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
7566 * config/avr/genmultilib.awk: New file.
7567 * config/avr/t-multilib: New auto-generated file.
7568 * config/avr/multilib.h: New auto-generated file.
7569 * config/avr/t-avr (AVR_MCUS): New variable.
7570 (genopt.sh): Use it.
7571 (s-mlib): Depend on t-multilib.
7572 (t-multilib, multilib.h): New dependencies.
7573 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
7574 (MULTILIB_OPTIONS): Remove.
7575 (MULTILIB_MATCHES): Remove.
7576 (MULTILIB_DIRNAMES): Remove.
7577 (MULTILIB_EXCEPTIONS): Remove:
7578 * config/avr/genopt.sh: Don't use hard coded file name;
7579 pass AVR_MCUS from t-avr instead.
7581 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7583 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
7585 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7587 Implement light-weight DImode support.
7588 * config/avr/avr-dimode.md: New file.
7589 * config/avr/avr.md: Include it.
7590 (adjust_len): Add plus64, compare64.
7591 (HIDI): Remove code iterator.
7592 (code_stdname): New code attribute.
7593 (rotx, rotsmode): Remove DI.
7594 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
7596 * config/avr/avr-protos.h (avr_have_dimode): New.
7597 (avr_out_plus64, avr_out_compare64): New.
7598 * config/avr/avr.c (avr_out_compare): Handle DImode.
7599 (avr_have_dimode): New variable definition and initialization.
7600 (avr_out_compare64, avr_out_plus64): New functions.
7601 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
7602 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
7603 (avr_compare_pattern): Skip DImode comparisons.
7605 2012-01-02 Revital Eres <revital.eres@linaro.org>
7607 * ddg.c (def_has_ccmode_p): New function.
7608 (add_cross_iteration_register_deps,
7609 create_ddg_dep_from_intra_loop_link): Call it.
7611 2012-01-02 Richard Guenther <rguenther@suse.de>
7614 * invoke.texi (fassociative-math): Remove spurious paranthesis.
7616 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7618 * gcc.c (process_command): Update copyright notice dates.
7619 * gcov.c (print_version): Likewise.
7620 * gcov-dump.c (print_version): Likewise.
7621 * mips-tfile.c (main): Likewise.
7622 * mips-tdump.c (main): Likewise.
7624 2012-01-01 Ira Rosen <irar@il.ibm.com>
7626 PR tree-optimization/51704
7627 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
7628 a use is inside the basic block or loop before accessing its vect info.
7630 2012-01-01 Jan Hubicka <jhjh@suse.cz>
7632 PR rtl-optimization/51069
7633 * cfgloopmanip.c (remove_path): Removing path making irreducible
7634 region unconditional makes BB part of the region.
7636 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7638 PR tree-optimization/51683
7639 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
7640 calls with side-effects.
7641 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
7643 Copyright (C) 2012 Free Software Foundation, Inc.
7645 Copying and distribution of this file, with or without modification,
7646 are permitted in any medium without royalty provided the copyright
7647 notice and this notice are preserved.